Search

Daniel D. Chang

Examiner (ID: 461, Phone: (571)272-1801 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
2845, 2819, 2844, 0
Total Applications
2565
Issued Applications
2341
Pending Applications
103
Abandoned Applications
143

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6451067 [patent_doc_number] => 20100039046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-18 [patent_title] => 'LED READING LIGHT AND METHOD FOR OPERATING AN LED READING LIGHT' [patent_app_type] => utility [patent_app_number] => 12/535822 [patent_app_country] => US [patent_app_date] => 2009-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2802 [patent_no_of_claims] => 5 [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/A1/0039/20100039046.pdf [firstpage_image] =>[orig_patent_app_number] => 12535822 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/535822
LED reading light and method for operating an LED reading light Aug 4, 2009 Issued
Array ( [id] => 5949585 [patent_doc_number] => 20110032024 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-10 [patent_title] => 'Integrated Circuit and Related Method for Determining Operation Modes' [patent_app_type] => utility [patent_app_number] => 12/536473 [patent_app_country] => US [patent_app_date] => 2009-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2774 [patent_no_of_claims] => 11 [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/A1/0032/20110032024.pdf [firstpage_image] =>[orig_patent_app_number] => 12536473 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/536473
Integrated circuit and related method for determining operation modes Aug 4, 2009 Issued
Array ( [id] => 6604382 [patent_doc_number] => 20100033113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-11 [patent_title] => 'LED DRIVE CIRCUIT' [patent_app_type] => utility [patent_app_number] => 12/536211 [patent_app_country] => US [patent_app_date] => 2009-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 19017 [patent_no_of_claims] => 29 [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/A1/0033/20100033113.pdf [firstpage_image] =>[orig_patent_app_number] => 12536211 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/536211
LED drive circuit Aug 4, 2009 Issued
Array ( [id] => 6281705 [patent_doc_number] => 20100156307 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-24 [patent_title] => 'POWER SUPPLY FOR LIGHT EMITTING DIODE DISPLAY' [patent_app_type] => utility [patent_app_number] => 12/535387 [patent_app_country] => US [patent_app_date] => 2009-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3597 [patent_no_of_claims] => 15 [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/A1/0156/20100156307.pdf [firstpage_image] =>[orig_patent_app_number] => 12535387 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/535387
Power supply for light emitting diode display Aug 3, 2009 Issued
Array ( [id] => 6193459 [patent_doc_number] => 20110025213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-03 [patent_title] => 'WISDOM TECH LED CURRENT BALANCE ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 12/534161 [patent_app_country] => US [patent_app_date] => 2009-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 2590 [patent_no_of_claims] => 11 [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/A1/0025/20110025213.pdf [firstpage_image] =>[orig_patent_app_number] => 12534161 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/534161
WISDOM TECH LED CURRENT BALANCE ASSEMBLY Aug 2, 2009 Abandoned
Array ( [id] => 8726200 [patent_doc_number] => 08405325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-03-26 [patent_title] => 'LED lighting power source and LED lighting system' [patent_app_type] => utility [patent_app_number] => 13/061543 [patent_app_country] => US [patent_app_date] => 2009-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 8886 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13061543 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/061543
LED lighting power source and LED lighting system Jul 21, 2009 Issued
Array ( [id] => 6305998 [patent_doc_number] => 20100109707 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-06 [patent_title] => 'LOW POWER, SELF-GATED, PULSE TRIGGERED CLOCK GATING CELL' [patent_app_type] => utility [patent_app_number] => 12/503059 [patent_app_country] => US [patent_app_date] => 2009-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3930 [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/A1/0109/20100109707.pdf [firstpage_image] =>[orig_patent_app_number] => 12503059 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/503059
Low power, self-gated, pulse triggered clock gating cell Jul 13, 2009 Issued
Array ( [id] => 4576840 [patent_doc_number] => 07859292 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-12-28 [patent_title] => 'Methods and circuitry for reconfigurable SEU/SET tolerance' [patent_app_type] => utility [patent_app_number] => 12/502575 [patent_app_country] => US [patent_app_date] => 2009-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 11733 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/859/07859292.pdf [firstpage_image] =>[orig_patent_app_number] => 12502575 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/502575
Methods and circuitry for reconfigurable SEU/SET tolerance Jul 13, 2009 Issued
Array ( [id] => 65479 [patent_doc_number] => 07759978 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-07-20 [patent_title] => 'Current driver circuit' [patent_app_type] => utility [patent_app_number] => 12/501715 [patent_app_country] => US [patent_app_date] => 2009-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4948 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/759/07759978.pdf [firstpage_image] =>[orig_patent_app_number] => 12501715 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/501715
Current driver circuit Jul 12, 2009 Issued
Array ( [id] => 6426174 [patent_doc_number] => 20100102851 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-29 [patent_title] => 'P-Type Source Bias Virtual Ground Restoration Apparatus' [patent_app_type] => utility [patent_app_number] => 12/501578 [patent_app_country] => US [patent_app_date] => 2009-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2330 [patent_no_of_claims] => 18 [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/A1/0102/20100102851.pdf [firstpage_image] =>[orig_patent_app_number] => 12501578 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/501578
P-Type Source Bias Virtual Ground Restoration Apparatus Jul 12, 2009 Abandoned
Array ( [id] => 4576891 [patent_doc_number] => 07859299 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-12-28 [patent_title] => 'Circuit for controlling data communication with synchronous storage circuitry and method of operation' [patent_app_type] => utility [patent_app_number] => 12/500975 [patent_app_country] => US [patent_app_date] => 2009-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8826 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/859/07859299.pdf [firstpage_image] =>[orig_patent_app_number] => 12500975 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/500975
Circuit for controlling data communication with synchronous storage circuitry and method of operation Jul 9, 2009 Issued
Array ( [id] => 4444241 [patent_doc_number] => 07928771 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-19 [patent_title] => 'Drive signal output circuit and multi-chip package' [patent_app_type] => utility [patent_app_number] => 12/499879 [patent_app_country] => US [patent_app_date] => 2009-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 2533 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/928/07928771.pdf [firstpage_image] =>[orig_patent_app_number] => 12499879 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/499879
Drive signal output circuit and multi-chip package Jul 8, 2009 Issued
Array ( [id] => 7811767 [patent_doc_number] => 08134299 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-03-13 [patent_title] => 'LED control system using modulated signal' [patent_app_type] => utility [patent_app_number] => 12/499276 [patent_app_country] => US [patent_app_date] => 2009-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 3419 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 540 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/134/08134299.pdf [firstpage_image] =>[orig_patent_app_number] => 12499276 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/499276
LED control system using modulated signal Jul 7, 2009 Issued
Array ( [id] => 6131461 [patent_doc_number] => 20110006708 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-13 [patent_title] => 'INTERLEAVING MULTI-ENERGY X-RAY ENERGY OPERATION OF A STANDING WAVE LINEAR ACCELERATOR USING ELECTRONIC SWITCHES' [patent_app_type] => utility [patent_app_number] => 12/499644 [patent_app_country] => US [patent_app_date] => 2009-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 11588 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0006/20110006708.pdf [firstpage_image] =>[orig_patent_app_number] => 12499644 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/499644
Interleaving multi-energy x-ray energy operation of a standing wave linear accelerator using electronic switches Jul 7, 2009 Issued
Array ( [id] => 5483600 [patent_doc_number] => 20090273365 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-05 [patent_title] => 'DATA INPUT/OUTPUT MULTIPLEXER OF SEMICONDUCTOR DEVICE' [patent_app_type] => utility [patent_app_number] => 12/499561 [patent_app_country] => US [patent_app_date] => 2009-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 9033 [patent_no_of_claims] => 13 [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/A1/0273/20090273365.pdf [firstpage_image] =>[orig_patent_app_number] => 12499561 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/499561
Data input/output multiplexer of semiconductor device Jul 7, 2009 Issued
Array ( [id] => 6608776 [patent_doc_number] => 20100171443 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-08 [patent_title] => 'INDUCTION LAMP WITH BRIGHTNESS ADJUSTMENT CAPABILITY' [patent_app_type] => utility [patent_app_number] => 12/498457 [patent_app_country] => US [patent_app_date] => 2009-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1642 [patent_no_of_claims] => 9 [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/A1/0171/20100171443.pdf [firstpage_image] =>[orig_patent_app_number] => 12498457 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/498457
Induction lamp with brightness adjustment capability Jul 6, 2009 Issued
Array ( [id] => 7801651 [patent_doc_number] => 08129926 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-03-06 [patent_title] => 'Light source control device' [patent_app_type] => utility [patent_app_number] => 12/498592 [patent_app_country] => US [patent_app_date] => 2009-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2599 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 380 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/129/08129926.pdf [firstpage_image] =>[orig_patent_app_number] => 12498592 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/498592
Light source control device Jul 6, 2009 Issued
Array ( [id] => 6312292 [patent_doc_number] => 20100194285 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-05 [patent_title] => 'LIGHT SOURCE DRIVING APPARATUS AND LIGHT SOURCE APPARATUS HAVING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/496772 [patent_app_country] => US [patent_app_date] => 2009-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6542 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0194/20100194285.pdf [firstpage_image] =>[orig_patent_app_number] => 12496772 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/496772
Light source driving apparatus and light source apparatus having the same Jul 1, 2009 Issued
Array ( [id] => 6377927 [patent_doc_number] => 20100301765 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-02 [patent_title] => 'DRIVING CIRCUIT OF LIGHT EMITTING DIODE AND LIGHTING APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/497544 [patent_app_country] => US [patent_app_date] => 2009-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4573 [patent_no_of_claims] => 20 [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/A1/0301/20100301765.pdf [firstpage_image] =>[orig_patent_app_number] => 12497544 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/497544
Driving circuit of light emitting diode and lighting apparatus Jul 1, 2009 Issued
Array ( [id] => 6091329 [patent_doc_number] => 20110001437 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-06 [patent_title] => 'Hoist Cable Illuminator' [patent_app_type] => utility [patent_app_number] => 12/497037 [patent_app_country] => US [patent_app_date] => 2009-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5615 [patent_no_of_claims] => 21 [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/A1/0001/20110001437.pdf [firstpage_image] =>[orig_patent_app_number] => 12497037 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/497037
Hoist Cable Illuminator Jul 1, 2009 Abandoned
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