Search

Daniel D. Chang

Examiner (ID: 18728, Phone: (571)272-1801 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
2844, 2819, 0
Total Applications
2520
Issued Applications
2308
Pending Applications
99
Abandoned Applications
143

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2092777 [patent_doc_number] => 04464606 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-08-07 [patent_title] => 'Pulse width modulated dimming arrangement for fluorescent lamps' [patent_app_type] => 1 [patent_app_number] => 6/433310 [patent_app_country] => US [patent_app_date] => 1982-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2971 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/464/04464606.pdf [firstpage_image] =>[orig_patent_app_number] => 433310 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/433310
Pulse width modulated dimming arrangement for fluorescent lamps Oct 6, 1982 Issued
Array ( [id] => 2109585 [patent_doc_number] => 04472661 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-09-18 [patent_title] => 'High voltage, low power transformer for efficiently firing a gas discharge luminous display' [patent_app_type] => 1 [patent_app_number] => 6/431471 [patent_app_country] => US [patent_app_date] => 1982-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 4493 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/472/04472661.pdf [firstpage_image] =>[orig_patent_app_number] => 431471 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/431471
High voltage, low power transformer for efficiently firing a gas discharge luminous display Sep 29, 1982 Issued
Array ( [id] => 2079985 [patent_doc_number] => 04461976 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-24 [patent_title] => 'Discharge lamp starter' [patent_app_type] => 1 [patent_app_number] => 6/428208 [patent_app_country] => US [patent_app_date] => 1982-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 13 [patent_no_of_words] => 7032 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/461/04461976.pdf [firstpage_image] =>[orig_patent_app_number] => 428208 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/428208
Discharge lamp starter Sep 28, 1982 Issued
Array ( [id] => 2079656 [patent_doc_number] => 04445072 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-24 [patent_title] => 'CRT Degaussing system' [patent_app_type] => 1 [patent_app_number] => 6/426574 [patent_app_country] => US [patent_app_date] => 1982-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1528 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/445/04445072.pdf [firstpage_image] =>[orig_patent_app_number] => 426574 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/426574
CRT Degaussing system Sep 28, 1982 Issued
Array ( [id] => 2108114 [patent_doc_number] => 04473777 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-09-25 [patent_title] => 'Electron emitter assembly' [patent_app_type] => 1 [patent_app_number] => 6/427201 [patent_app_country] => US [patent_app_date] => 1982-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 6 [patent_no_of_words] => 1532 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/473/04473777.pdf [firstpage_image] =>[orig_patent_app_number] => 427201 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/427201
Electron emitter assembly Sep 28, 1982 Issued
Array ( [id] => 2102768 [patent_doc_number] => 04458178 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-03 [patent_title] => 'Logic controlled degaussing system' [patent_app_type] => 1 [patent_app_number] => 6/426570 [patent_app_country] => US [patent_app_date] => 1982-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2973 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/458/04458178.pdf [firstpage_image] =>[orig_patent_app_number] => 426570 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/426570
Logic controlled degaussing system Sep 28, 1982 Issued
Array ( [id] => 2121956 [patent_doc_number] => 04449075 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-05-15 [patent_title] => 'Electroluminescent lamp driver' [patent_app_type] => 1 [patent_app_number] => 6/417779 [patent_app_country] => US [patent_app_date] => 1982-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2915 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/449/04449075.pdf [firstpage_image] =>[orig_patent_app_number] => 417779 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/417779
Electroluminescent lamp driver Sep 12, 1982 Issued
Array ( [id] => 2092795 [patent_doc_number] => 04464608 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-08-07 [patent_title] => 'Circuit for controlling optical apparatus such as an ophthalmoscope' [patent_app_type] => 1 [patent_app_number] => 6/417757 [patent_app_country] => US [patent_app_date] => 1982-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 12203 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/464/04464608.pdf [firstpage_image] =>[orig_patent_app_number] => 417757 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/417757
Circuit for controlling optical apparatus such as an ophthalmoscope Sep 12, 1982 Issued
Array ( [id] => 2105203 [patent_doc_number] => 04442381 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-10 [patent_title] => 'Auto strobe control circuit' [patent_app_type] => 1 [patent_app_number] => 6/413090 [patent_app_country] => US [patent_app_date] => 1982-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1295 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/442/04442381.pdf [firstpage_image] =>[orig_patent_app_number] => 413090 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/413090
Auto strobe control circuit Aug 29, 1982 Issued
Array ( [id] => 2080029 [patent_doc_number] => 04461980 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-24 [patent_title] => 'Protection circuit for series resonant electronic ballasts' [patent_app_type] => 1 [patent_app_number] => 6/411263 [patent_app_country] => US [patent_app_date] => 1982-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3051 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/461/04461980.pdf [firstpage_image] =>[orig_patent_app_number] => 411263 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/411263
Protection circuit for series resonant electronic ballasts Aug 24, 1982 Issued
Array ( [id] => 2131427 [patent_doc_number] => 04431948 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-14 [patent_title] => 'Apparatus for control of load power consumption' [patent_app_type] => 1 [patent_app_number] => 6/406410 [patent_app_country] => US [patent_app_date] => 1982-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4084 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/431/04431948.pdf [firstpage_image] =>[orig_patent_app_number] => 406410 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/406410
Apparatus for control of load power consumption Aug 8, 1982 Issued
Array ( [id] => 2085144 [patent_doc_number] => 04450385 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-05-22 [patent_title] => 'Inductive ballasting of direct current gas discharges' [patent_app_type] => 1 [patent_app_number] => 6/406601 [patent_app_country] => US [patent_app_date] => 1982-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1978 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/450/04450385.pdf [firstpage_image] =>[orig_patent_app_number] => 406601 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/406601
Inductive ballasting of direct current gas discharges Aug 8, 1982 Issued
Array ( [id] => 2085134 [patent_doc_number] => 04450384 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-05-22 [patent_title] => 'DC Light dimmer control system' [patent_app_type] => 1 [patent_app_number] => 6/405278 [patent_app_country] => US [patent_app_date] => 1982-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1498 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/450/04450384.pdf [firstpage_image] =>[orig_patent_app_number] => 405278 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/405278
DC Light dimmer control system Aug 3, 1982 Issued
90/000237 LUMINOUS DISCHARGE DISPLAY DEVICE Aug 3, 1982 Issued
Array ( [id] => 2069455 [patent_doc_number] => 04459513 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-10 [patent_title] => 'High pressure sodium vapor lamp having resistance heater means' [patent_app_type] => 1 [patent_app_number] => 6/403901 [patent_app_country] => US [patent_app_date] => 1982-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2278 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/459/04459513.pdf [firstpage_image] =>[orig_patent_app_number] => 403901 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/403901
High pressure sodium vapor lamp having resistance heater means Jul 29, 1982 Issued
Array ( [id] => 2105182 [patent_doc_number] => 04442379 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-10 [patent_title] => 'High pressure sodium vapor lamp having resistance heater means' [patent_app_type] => 1 [patent_app_number] => 6/403900 [patent_app_country] => US [patent_app_date] => 1982-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2176 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/442/04442379.pdf [firstpage_image] =>[orig_patent_app_number] => 403900 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/403900
High pressure sodium vapor lamp having resistance heater means Jul 29, 1982 Issued
Array ( [id] => 2105173 [patent_doc_number] => 04442378 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-10 [patent_title] => 'High pressure sodium vapor lamp having resistance heater means' [patent_app_type] => 1 [patent_app_number] => 6/403899 [patent_app_country] => US [patent_app_date] => 1982-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2390 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/442/04442378.pdf [firstpage_image] =>[orig_patent_app_number] => 403899 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/403899
High pressure sodium vapor lamp having resistance heater means Jul 29, 1982 Issued
Array ( [id] => 2074533 [patent_doc_number] => 04463284 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-31 [patent_title] => 'Method and apparatus for controlling luminous intensity of fluorescent lamp of reproducing apparatus' [patent_app_type] => 1 [patent_app_number] => 6/400392 [patent_app_country] => US [patent_app_date] => 1982-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4690 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/463/04463284.pdf [firstpage_image] =>[orig_patent_app_number] => 400392 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/400392
Method and apparatus for controlling luminous intensity of fluorescent lamp of reproducing apparatus Jul 20, 1982 Issued
Array ( [id] => 2007659 [patent_doc_number] => 04412152 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-25 [patent_title] => 'Discharge lamp with bimetal starter' [patent_app_type] => 1 [patent_app_number] => 6/398723 [patent_app_country] => US [patent_app_date] => 1982-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1992 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/412/04412152.pdf [firstpage_image] =>[orig_patent_app_number] => 398723 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/398723
Discharge lamp with bimetal starter Jul 18, 1982 Issued
Array ( [id] => 2021532 [patent_doc_number] => 04419607 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-12-06 [patent_title] => 'Discharge lamp starter and starting and operating circuitry' [patent_app_type] => 1 [patent_app_number] => 6/398721 [patent_app_country] => US [patent_app_date] => 1982-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2207 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/419/04419607.pdf [firstpage_image] =>[orig_patent_app_number] => 398721 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/398721
Discharge lamp starter and starting and operating circuitry Jul 18, 1982 Issued
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