Search

Tu T Nguyen

Examiner (ID: 9678, Phone: (571)272-2424 , Office: P/2453 )

Most Active Art Unit
2877
Art Unit(s)
2453, 3992, 2486, 2886, 2877
Total Applications
1811
Issued Applications
1578
Pending Applications
95
Abandoned Applications
142

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4579826 [patent_doc_number] => 07859654 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-12-28 [patent_title] => 'Frequency-scanned optical time domain reflectometry' [patent_app_type] => utility [patent_app_number] => 12/174712 [patent_app_country] => US [patent_app_date] => 2008-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6518 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/859/07859654.pdf [firstpage_image] =>[orig_patent_app_number] => 12174712 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/174712
Frequency-scanned optical time domain reflectometry Jul 16, 2008 Issued
Array ( [id] => 5289009 [patent_doc_number] => 20090021739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-22 [patent_title] => 'IMAGING APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/175033 [patent_app_country] => US [patent_app_date] => 2008-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 13163 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0021/20090021739.pdf [firstpage_image] =>[orig_patent_app_number] => 12175033 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/175033
Imaging apparatus Jul 16, 2008 Issued
Array ( [id] => 4479873 [patent_doc_number] => 07869037 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-01-11 [patent_title] => 'Particle size distribution measuring device' [patent_app_type] => utility [patent_app_number] => 12/174983 [patent_app_country] => US [patent_app_date] => 2008-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4584 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/869/07869037.pdf [firstpage_image] =>[orig_patent_app_number] => 12174983 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/174983
Particle size distribution measuring device Jul 16, 2008 Issued
Array ( [id] => 4589551 [patent_doc_number] => 07852472 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-12-14 [patent_title] => 'Systems and methods for spectroscopy using opposing laser beams' [patent_app_type] => utility [patent_app_number] => 12/174796 [patent_app_country] => US [patent_app_date] => 2008-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 5253 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/852/07852472.pdf [firstpage_image] =>[orig_patent_app_number] => 12174796 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/174796
Systems and methods for spectroscopy using opposing laser beams Jul 16, 2008 Issued
Array ( [id] => 8364874 [patent_doc_number] => 08253943 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-08-28 [patent_title] => 'Interferometer' [patent_app_type] => utility [patent_app_number] => 12/669006 [patent_app_country] => US [patent_app_date] => 2008-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 8169 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12669006 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/669006
Interferometer Jul 16, 2008 Issued
Array ( [id] => 24296 [patent_doc_number] => 07800756 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-09-21 [patent_title] => 'Method and apparatus for analyzing coatings on curved surfaces' [patent_app_type] => utility [patent_app_number] => 12/170075 [patent_app_country] => US [patent_app_date] => 2008-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3348 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/800/07800756.pdf [firstpage_image] =>[orig_patent_app_number] => 12170075 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/170075
Method and apparatus for analyzing coatings on curved surfaces Jul 8, 2008 Issued
Array ( [id] => 5494310 [patent_doc_number] => 20090262338 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-22 [patent_title] => 'TESTING SYSTEM AND TESTING METHOD FOR KEYBOARD LIGHT OF MOBILE PHONE' [patent_app_type] => utility [patent_app_number] => 12/170156 [patent_app_country] => US [patent_app_date] => 2008-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1092 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0262/20090262338.pdf [firstpage_image] =>[orig_patent_app_number] => 12170156 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/170156
Testing system and testing method for keyboard light of mobile phone Jul 8, 2008 Issued
Array ( [id] => 85488 [patent_doc_number] => 07742163 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-22 [patent_title] => 'Field replaceable units (FRUs) optimized for integrated metrology (IM)' [patent_app_type] => utility [patent_app_number] => 12/169285 [patent_app_country] => US [patent_app_date] => 2008-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 20832 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/742/07742163.pdf [firstpage_image] =>[orig_patent_app_number] => 12169285 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/169285
Field replaceable units (FRUs) optimized for integrated metrology (IM) Jul 7, 2008 Issued
Array ( [id] => 6315400 [patent_doc_number] => 20100195114 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-05 [patent_title] => 'THREE-DIMENSIONAL SHAPE MEASURING APPARATUS, THREE-DIMENSIONAL SHAPE MEASURING METHOD, THREE-DIMENSIONAL SHAPE MEASURING PROGRAM, AND RECORDING MEDIUM' [patent_app_type] => utility [patent_app_number] => 12/670998 [patent_app_country] => US [patent_app_date] => 2008-07-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 16436 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0195/20100195114.pdf [firstpage_image] =>[orig_patent_app_number] => 12670998 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/670998
Three-dimensional shape measuring apparatus, three-dimensional shape measuring method, three-dimensional shape measuring program, and recording medium Jul 3, 2008 Issued
Array ( [id] => 8353258 [patent_doc_number] => 08248589 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-08-21 [patent_title] => 'Phase based sensing' [patent_app_type] => utility [patent_app_number] => 12/666897 [patent_app_country] => US [patent_app_date] => 2008-07-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 4447 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12666897 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/666897
Phase based sensing Jul 3, 2008 Issued
Array ( [id] => 6227210 [patent_doc_number] => 20100182604 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-22 [patent_title] => 'DEVICE FOR OPTOELECTRONIC MEASUREMENT OF THE HYDRATION OF A PLANT IN ITS NATURAL ENVIRONMENT' [patent_app_type] => utility [patent_app_number] => 12/667896 [patent_app_country] => US [patent_app_date] => 2008-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8100 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0182/20100182604.pdf [firstpage_image] =>[orig_patent_app_number] => 12667896 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/667896
Device for optoelectronic measurement of the hydration of a plant in its natural environment Jun 30, 2008 Issued
Array ( [id] => 6409074 [patent_doc_number] => 20100149522 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-17 [patent_title] => 'METHOD FOR SIMULATING THE TRANSMISSION CHARACTERISTICS OF OPTICAL MULTIMODE WAVEGUIDES' [patent_app_type] => utility [patent_app_number] => 12/667296 [patent_app_country] => US [patent_app_date] => 2008-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1669 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0149/20100149522.pdf [firstpage_image] =>[orig_patent_app_number] => 12667296 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/667296
METHOD FOR SIMULATING THE TRANSMISSION CHARACTERISTICS OF OPTICAL MULTIMODE WAVEGUIDES Jun 24, 2008 Abandoned
Array ( [id] => 4850737 [patent_doc_number] => 20080316479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-25 [patent_title] => 'Optical device' [patent_app_type] => utility [patent_app_number] => 12/213795 [patent_app_country] => US [patent_app_date] => 2008-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 8871 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0316/20080316479.pdf [firstpage_image] =>[orig_patent_app_number] => 12213795 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/213795
Optical device Jun 23, 2008 Issued
Array ( [id] => 5353827 [patent_doc_number] => 20090185171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-23 [patent_title] => 'Measuring modal content of multi-moded fibers' [patent_app_type] => utility [patent_app_number] => 12/214629 [patent_app_country] => US [patent_app_date] => 2008-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3300 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0185/20090185171.pdf [firstpage_image] =>[orig_patent_app_number] => 12214629 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/214629
Measuring modal content of multi-moded fibers Jun 19, 2008 Issued
Array ( [id] => 5396081 [patent_doc_number] => 20090316144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-24 [patent_title] => 'DEVICE FOR DETECTING THE CONDITION OF AN OPTICAL FILTER AND ILLUMINATION DEVICE' [patent_app_type] => utility [patent_app_number] => 12/143042 [patent_app_country] => US [patent_app_date] => 2008-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6291 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0316/20090316144.pdf [firstpage_image] =>[orig_patent_app_number] => 12143042 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/143042
DEVICE FOR DETECTING THE CONDITION OF AN OPTICAL FILTER AND ILLUMINATION DEVICE Jun 19, 2008 Abandoned
Array ( [id] => 5506774 [patent_doc_number] => 20090079981 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-26 [patent_title] => 'LASER-BASED APPARATUS AND METHOD FOR MEASURING AGGLOMERATE CONCENTRATION AND MEAN AGGLOMERATE SIZE' [patent_app_type] => utility [patent_app_number] => 12/143081 [patent_app_country] => US [patent_app_date] => 2008-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 20011 [patent_no_of_claims] => 55 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0079/20090079981.pdf [firstpage_image] =>[orig_patent_app_number] => 12143081 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/143081
Laser-based apparatus and method for measuring agglomerate concentration and mean agglomerate size Jun 19, 2008 Issued
Array ( [id] => 9010705 [patent_doc_number] => 08526014 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-09-03 [patent_title] => 'Positioning device and method for detecting a laser beam' [patent_app_type] => utility [patent_app_number] => 12/999697 [patent_app_country] => US [patent_app_date] => 2008-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 10394 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12999697 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/999697
Positioning device and method for detecting a laser beam Jun 18, 2008 Issued
Array ( [id] => 6232866 [patent_doc_number] => 20100265501 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-21 [patent_title] => 'ENHANCED SURFACE-SELECTIVE SPECTROSCOPY USING BROAD-BAND HETERODYNE-DETECTED SUM FREQUENCY GENERATION' [patent_app_type] => utility [patent_app_number] => 12/452192 [patent_app_country] => US [patent_app_date] => 2008-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6802 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0265/20100265501.pdf [firstpage_image] =>[orig_patent_app_number] => 12452192 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/452192
Enhanced surface-selective spectroscopy using broad-band heterodyne-detected sum frequency generation Jun 17, 2008 Issued
Array ( [id] => 4547097 [patent_doc_number] => 07876426 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-01-25 [patent_title] => 'Optical topology for multimode and singlemode OTDR' [patent_app_type] => utility [patent_app_number] => 12/140248 [patent_app_country] => US [patent_app_date] => 2008-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1796 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/876/07876426.pdf [firstpage_image] =>[orig_patent_app_number] => 12140248 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/140248
Optical topology for multimode and singlemode OTDR Jun 15, 2008 Issued
Array ( [id] => 4547359 [patent_doc_number] => 07876457 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-01-25 [patent_title] => 'Laser metrology system and method' [patent_app_type] => utility [patent_app_number] => 12/138586 [patent_app_country] => US [patent_app_date] => 2008-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2845 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/876/07876457.pdf [firstpage_image] =>[orig_patent_app_number] => 12138586 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/138586
Laser metrology system and method Jun 12, 2008 Issued
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