
David Hung Vu
Examiner (ID: 118, Phone: (571)272-1831 , Office: P/2844 )
| Most Active Art Unit | 2821 |
| Art Unit(s) | 2821, 2844, 2828, 2817, 2502 |
| Total Applications | 1734 |
| Issued Applications | 1511 |
| Pending Applications | 64 |
| Abandoned Applications | 163 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 4423322
[patent_doc_number] => 06194842
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-02-27
[patent_title] => 'Supply circuit for discharge lamps with overvoltage protection'
[patent_app_type] => 1
[patent_app_number] => 9/064300
[patent_app_country] => US
[patent_app_date] => 1998-04-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_words] => 3276
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[pdf_file] => patents/06/194/06194842.pdf
[firstpage_image] =>[orig_patent_app_number] => 064300
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/064300 | Supply circuit for discharge lamps with overvoltage protection | Apr 21, 1998 | Issued |
Array
(
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[patent_doc_number] => 06114810
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-09-05
[patent_title] => 'Electronic ballast circuit for fluorescent lamps which have a high Q factor and high resonance voltage'
[patent_app_type] => 1
[patent_app_number] => 9/064012
[patent_app_country] => US
[patent_app_date] => 1998-04-22
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[firstpage_image] =>[orig_patent_app_number] => 064012
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/064012 | Electronic ballast circuit for fluorescent lamps which have a high Q factor and high resonance voltage | Apr 21, 1998 | Issued |
Array
(
[id] => 3986167
[patent_doc_number] => 05949199
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-09-07
[patent_title] => 'Gas discharge lamp inverter with a wide input voltage range'
[patent_app_type] => 1
[patent_app_number] => 9/063440
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[patent_app_date] => 1998-04-21
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/063440 | Gas discharge lamp inverter with a wide input voltage range | Apr 20, 1998 | Issued |
Array
(
[id] => 4361869
[patent_doc_number] => 06218787
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-04-17
[patent_title] => 'Remote dimming control system for a fluorescent ballast utilizing existing building wiring'
[patent_app_type] => 1
[patent_app_number] => 9/063325
[patent_app_country] => US
[patent_app_date] => 1998-04-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
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[firstpage_image] =>[orig_patent_app_number] => 063325
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/063325 | Remote dimming control system for a fluorescent ballast utilizing existing building wiring | Apr 19, 1998 | Issued |
Array
(
[id] => 4181009
[patent_doc_number] => 06084357
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-07-04
[patent_title] => 'Series connected light string with filament shunting'
[patent_app_type] => 1
[patent_app_number] => 9/058451
[patent_app_country] => US
[patent_app_date] => 1998-04-10
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[firstpage_image] =>[orig_patent_app_number] => 058451
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Array
(
[id] => 4103078
[patent_doc_number] => 06097157
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-08-01
[patent_title] => 'System for ion energy control during plasma processing'
[patent_app_type] => 1
[patent_app_number] => 9/057892
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[firstpage_image] =>[orig_patent_app_number] => 057892
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/057892 | System for ion energy control during plasma processing | Apr 8, 1998 | Issued |
Array
(
[id] => 4310601
[patent_doc_number] => 06188179
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-02-13
[patent_title] => 'Induction circuits for lighting'
[patent_app_type] => 1
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[firstpage_image] =>[orig_patent_app_number] => 051225
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/051225 | Induction circuits for lighting | Apr 2, 1998 | Issued |
Array
(
[id] => 4081252
[patent_doc_number] => 05965985
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-10-12
[patent_title] => 'Dimmable ballast with complementary converter switches'
[patent_app_type] => 1
[patent_app_number] => 9/052504
[patent_app_country] => US
[patent_app_date] => 1998-03-31
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[pdf_file] => patents/05/965/05965985.pdf
[firstpage_image] =>[orig_patent_app_number] => 052504
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/052504 | Dimmable ballast with complementary converter switches | Mar 30, 1998 | Issued |
Array
(
[id] => 4114419
[patent_doc_number] => 06057653
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-05-02
[patent_title] => 'Discharging tube with voltage raising unit and discharging unit and discharging method thereof'
[patent_app_type] => 1
[patent_app_number] => 9/048021
[patent_app_country] => US
[patent_app_date] => 1998-03-26
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[firstpage_image] =>[orig_patent_app_number] => 048021
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/048021 | Discharging tube with voltage raising unit and discharging unit and discharging method thereof | Mar 25, 1998 | Issued |
Array
(
[id] => 4276326
[patent_doc_number] => 06307324
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[patent_issue_date] => 2001-10-23
[patent_title] => 'Display apparatus using electroluminescence elements'
[patent_app_type] => 1
[patent_app_number] => 9/047752
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[firstpage_image] =>[orig_patent_app_number] => 047752
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/047752 | Display apparatus using electroluminescence elements | Mar 24, 1998 | Issued |
Array
(
[id] => 4104059
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[patent_title] => 'High-pressure discharge lamp lighting apparatus'
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[firstpage_image] =>[orig_patent_app_number] => 045906
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/045906 | High-pressure discharge lamp lighting apparatus | Mar 22, 1998 | Issued |
Array
(
[id] => 1534799
[patent_doc_number] => 06411040
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[patent_kind] => B1
[patent_issue_date] => 2002-06-25
[patent_title] => 'Apparatus and circuit for operating a discharge lamp of a motor vehicle at two power levels'
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Array
(
[id] => 4239932
[patent_doc_number] => 06075325
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[patent_title] => 'Inverter and method for driving a plurality of cold cathode tubes in parallel'
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Array
(
[id] => 4148868
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Array
(
[id] => 4162695
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Array
(
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Array
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Array
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Array
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Array
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/023601 | Lighting unit, low-pressure mercury discharge lamp, supply unit, and combined packaging | Feb 12, 1998 | Issued |