Search

Tuan N Nguyen

Examiner (ID: 4518, Phone: (571)272-4892 , Office: P/3754 )

Most Active Art Unit
2828
Art Unit(s)
3101, 2828, 3751, 3653, 3615, 3651, 3754, 2899
Total Applications
4762
Issued Applications
3630
Pending Applications
272
Abandoned Applications
892

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16068621 [patent_doc_number] => 10693278 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-23 [patent_title] => Vertically-coupled surface-etched grating DFB laser [patent_app_type] => utility [patent_app_number] => 16/555259 [patent_app_country] => US [patent_app_date] => 2019-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 10408 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16555259 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/555259
Vertically-coupled surface-etched grating DFB laser Aug 28, 2019 Issued
Array ( [id] => 16594345 [patent_doc_number] => 10903624 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-26 [patent_title] => Semiconductor laser element [patent_app_type] => utility [patent_app_number] => 16/554484 [patent_app_country] => US [patent_app_date] => 2019-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 8246 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16554484 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/554484
Semiconductor laser element Aug 27, 2019 Issued
Array ( [id] => 16319724 [patent_doc_number] => 10779670 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-09-22 [patent_title] => Reusable urinal mat with replaceable absorbent pad [patent_app_type] => utility [patent_app_number] => 16/554321 [patent_app_country] => US [patent_app_date] => 2019-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 22 [patent_no_of_words] => 4281 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 475 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16554321 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/554321
Reusable urinal mat with replaceable absorbent pad Aug 27, 2019 Issued
Array ( [id] => 17093320 [patent_doc_number] => 11121520 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-09-14 [patent_title] => Passive switching in integrated optical components [patent_app_type] => utility [patent_app_number] => 16/554089 [patent_app_country] => US [patent_app_date] => 2019-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2900 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16554089 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/554089
Passive switching in integrated optical components Aug 27, 2019 Issued
Array ( [id] => 16789668 [patent_doc_number] => 10992110 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-27 [patent_title] => VCSELS having mode control and device coupling [patent_app_type] => utility [patent_app_number] => 16/553078 [patent_app_country] => US [patent_app_date] => 2019-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 24 [patent_no_of_words] => 16603 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16553078 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/553078
VCSELS having mode control and device coupling Aug 26, 2019 Issued
Array ( [id] => 15238583 [patent_doc_number] => 20190374077 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-12 [patent_title] => VERSATILE TOILET AID [patent_app_type] => utility [patent_app_number] => 16/549706 [patent_app_country] => US [patent_app_date] => 2019-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7044 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16549706 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/549706
Versatile toilet aid Aug 22, 2019 Issued
Array ( [id] => 17174733 [patent_doc_number] => 20210328404 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => LIGHT-SOURCE DRIVE DEVICE AND LIGHT-EMITTING DEVICE [patent_app_type] => utility [patent_app_number] => 17/275187 [patent_app_country] => US [patent_app_date] => 2019-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6272 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17275187 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/275187
Light-source drive device and light-emitting device Aug 22, 2019 Issued
Array ( [id] => 15533523 [patent_doc_number] => 20200059067 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-20 [patent_title] => LASER ASSEMBLY AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 16/540961 [patent_app_country] => US [patent_app_date] => 2019-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16540961 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/540961
Laser assembly and related methods Aug 13, 2019 Issued
Array ( [id] => 16410511 [patent_doc_number] => 10819080 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-10-27 [patent_title] => Coating-less nonplanar planar ring oscillator laser [patent_app_type] => utility [patent_app_number] => 16/540796 [patent_app_country] => US [patent_app_date] => 2019-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 4432 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16540796 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/540796
Coating-less nonplanar planar ring oscillator laser Aug 13, 2019 Issued
Array ( [id] => 17086042 [patent_doc_number] => 20210281049 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => LOW DIVERGENCE VERTICAL CAVITY SURFACE EMITTING LASERS, AND MODULES AND HOST DEVICES INCORPORATING THE SAME [patent_app_type] => utility [patent_app_number] => 17/259426 [patent_app_country] => US [patent_app_date] => 2019-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3877 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17259426 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/259426
Low divergence vertical cavity surface emitting lasers, and modules and host devices incorporating the same Aug 12, 2019 Issued
Array ( [id] => 15792651 [patent_doc_number] => 10630059 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-21 [patent_title] => Surface emitting quantum cascade laser [patent_app_type] => utility [patent_app_number] => 16/537965 [patent_app_country] => US [patent_app_date] => 2019-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 26 [patent_no_of_words] => 5836 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16537965 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/537965
Surface emitting quantum cascade laser Aug 11, 2019 Issued
Array ( [id] => 18999493 [patent_doc_number] => 11916354 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Laser assembly, spectrometer and method for operating a laser [patent_app_type] => utility [patent_app_number] => 17/266374 [patent_app_country] => US [patent_app_date] => 2019-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 28 [patent_no_of_words] => 16757 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17266374 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/266374
Laser assembly, spectrometer and method for operating a laser Aug 8, 2019 Issued
Array ( [id] => 15185827 [patent_doc_number] => 20190363505 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-28 [patent_title] => WAVELENGTH-TUNABLE LASER DEVICE [patent_app_type] => utility [patent_app_number] => 16/533317 [patent_app_country] => US [patent_app_date] => 2019-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9529 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16533317 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/533317
Wavelength-tunable laser device Aug 5, 2019 Issued
Array ( [id] => 16068619 [patent_doc_number] => 10693277 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-23 [patent_title] => Implant regrowth VCSEL and VCSEL array with heterogeneous combination of different VCSEL types [patent_app_type] => utility [patent_app_number] => 16/533734 [patent_app_country] => US [patent_app_date] => 2019-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 19 [patent_no_of_words] => 14570 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16533734 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/533734
Implant regrowth VCSEL and VCSEL array with heterogeneous combination of different VCSEL types Aug 5, 2019 Issued
Array ( [id] => 15219233 [patent_doc_number] => 20190372303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => PACKAGE FOR OPTICAL DEVICE AND OPTICAL DEVICE MODULE [patent_app_type] => utility [patent_app_number] => 16/529966 [patent_app_country] => US [patent_app_date] => 2019-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9363 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16529966 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/529966
Package for optical device and optical device module Aug 1, 2019 Issued
Array ( [id] => 16496217 [patent_doc_number] => 10862273 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-12-08 [patent_title] => Optical device structure using GaN substrates and growth structures for laser applications [patent_app_type] => utility [patent_app_number] => 16/529587 [patent_app_country] => US [patent_app_date] => 2019-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 8995 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16529587 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/529587
Optical device structure using GaN substrates and growth structures for laser applications Jul 31, 2019 Issued
Array ( [id] => 17025966 [patent_doc_number] => 20210249838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => LASER COMPONENT COMPRISING A LASER CHIP [patent_app_type] => utility [patent_app_number] => 17/263811 [patent_app_country] => US [patent_app_date] => 2019-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14545 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17263811 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/263811
Laser component comprising a laser chip Jul 31, 2019 Issued
Array ( [id] => 16133437 [patent_doc_number] => 10700493 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-30 [patent_title] => Creating arbitrary patterns on a 2-D uniform grid VCSEL array [patent_app_type] => utility [patent_app_number] => 16/524313 [patent_app_country] => US [patent_app_date] => 2019-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 3041 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16524313 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/524313
Creating arbitrary patterns on a 2-D uniform grid VCSEL array Jul 28, 2019 Issued
Array ( [id] => 18840451 [patent_doc_number] => 11848537 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-19 [patent_title] => Optoelectronic oscillator using monolithically integrated multi-quantum well laser and phase modulator [patent_app_type] => utility [patent_app_number] => 17/261950 [patent_app_country] => US [patent_app_date] => 2019-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 9928 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17261950 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/261950
Optoelectronic oscillator using monolithically integrated multi-quantum well laser and phase modulator Jul 23, 2019 Issued
Array ( [id] => 15430977 [patent_doc_number] => 20200029671 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-30 [patent_title] => Heel Scrubbing Device [patent_app_type] => utility [patent_app_number] => 16/518039 [patent_app_country] => US [patent_app_date] => 2019-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4034 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16518039 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/518039
Heel Scrubbing Device Jul 21, 2019 Abandoned
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