Search

Ching Chang

Examiner (ID: 5269, Phone: (571)272-4857 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3746, 3748
Total Applications
1871
Issued Applications
1700
Pending Applications
11
Abandoned Applications
170

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6895776 [patent_doc_number] => 20010026566 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-10-04 [patent_title] => 'Semiconductor laser driving circuit and semiconductor laser device' [patent_app_type] => new [patent_app_number] => 09/814719 [patent_app_country] => US [patent_app_date] => 2001-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7658 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0026/20010026566.pdf [firstpage_image] =>[orig_patent_app_number] => 09814719 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/814719
Semiconductor laser driving circuit and semiconductor laser device Mar 22, 2001 Issued
Array ( [id] => 6985523 [patent_doc_number] => 20010035531 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-01 [patent_title] => 'Nitride-based semiconductor device and manufacturing method thereof' [patent_app_type] => new [patent_app_number] => 09/813122 [patent_app_country] => US [patent_app_date] => 2001-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 9548 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0035/20010035531.pdf [firstpage_image] =>[orig_patent_app_number] => 09813122 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/813122
Nitride-based semiconductor device and manufacturing method thereof Mar 20, 2001 Issued
Array ( [id] => 6986380 [patent_doc_number] => 20010036212 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-01 [patent_title] => 'Chiral laser utilizing a quarter wave plate' [patent_app_type] => new [patent_app_number] => 09/812457 [patent_app_country] => US [patent_app_date] => 2001-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4891 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0036/20010036212.pdf [firstpage_image] =>[orig_patent_app_number] => 09812457 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/812457
Chiral laser utilizing a quarter wave plate Mar 19, 2001 Issued
Array ( [id] => 6881636 [patent_doc_number] => 20010048108 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-06 [patent_title] => 'Thin-film semiconductor integrated circuit device and picture display device with using thereof and manufacturing method thereof' [patent_app_type] => new [patent_app_number] => 09/811561 [patent_app_country] => US [patent_app_date] => 2001-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 10260 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0048/20010048108.pdf [firstpage_image] =>[orig_patent_app_number] => 09811561 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/811561
Thin-film semiconductor integrated circuit device and picture display device with using thereof and manufacturing method thereof Mar 19, 2001 Issued
Array ( [id] => 6652649 [patent_doc_number] => 20030076863 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-04-24 [patent_title] => 'Laser bar and method associated therewith' [patent_app_type] => new [patent_app_number] => 09/811802 [patent_app_country] => US [patent_app_date] => 2001-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4357 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0076/20030076863.pdf [firstpage_image] =>[orig_patent_app_number] => 09811802 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/811802
Laser bar and method associated therewith Mar 18, 2001 Abandoned
Array ( [id] => 7634386 [patent_doc_number] => 06657234 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-12-02 [patent_title] => 'Nitride semiconductor device' [patent_app_type] => B1 [patent_app_number] => 09/762281 [patent_app_country] => US [patent_app_date] => 2001-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7966 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/657/06657234.pdf [firstpage_image] =>[orig_patent_app_number] => 09762281 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/762281
Nitride semiconductor device Mar 15, 2001 Issued
Array ( [id] => 5842635 [patent_doc_number] => 20020131462 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-19 [patent_title] => 'Intracavity contacted long wavelength VCSELs with buried antimony layers' [patent_app_type] => new [patent_app_number] => 09/810111 [patent_app_country] => US [patent_app_date] => 2001-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5351 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0131/20020131462.pdf [firstpage_image] =>[orig_patent_app_number] => 09810111 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/810111
Intracavity contacted long wavelength VCSELs with buried antimony layers Mar 14, 2001 Abandoned
Array ( [id] => 1185649 [patent_doc_number] => 06738408 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-05-18 [patent_title] => 'Mode-locked laser apparatus' [patent_app_type] => B2 [patent_app_number] => 09/805924 [patent_app_country] => US [patent_app_date] => 2001-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 10950 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/738/06738408.pdf [firstpage_image] =>[orig_patent_app_number] => 09805924 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/805924
Mode-locked laser apparatus Mar 14, 2001 Issued
Array ( [id] => 1146215 [patent_doc_number] => 06782023 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-08-24 [patent_title] => 'Semiconductor laser' [patent_app_type] => B2 [patent_app_number] => 09/805102 [patent_app_country] => US [patent_app_date] => 2001-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 5420 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/782/06782023.pdf [firstpage_image] =>[orig_patent_app_number] => 09805102 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/805102
Semiconductor laser Mar 13, 2001 Issued
Array ( [id] => 1132646 [patent_doc_number] => 06787925 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-09-07 [patent_title] => 'Mounting method of semiconductor device' [patent_app_type] => B2 [patent_app_number] => 09/805559 [patent_app_country] => US [patent_app_date] => 2001-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 5065 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/787/06787925.pdf [firstpage_image] =>[orig_patent_app_number] => 09805559 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/805559
Mounting method of semiconductor device Mar 13, 2001 Issued
Array ( [id] => 1281302 [patent_doc_number] => 06650672 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-11-18 [patent_title] => 'Semiconductor laser element having excellent light confinement effect and method for producing the semiconductor laser element' [patent_app_type] => B2 [patent_app_number] => 09/805511 [patent_app_country] => US [patent_app_date] => 2001-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 60 [patent_no_of_words] => 10833 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/650/06650672.pdf [firstpage_image] =>[orig_patent_app_number] => 09805511 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/805511
Semiconductor laser element having excellent light confinement effect and method for producing the semiconductor laser element Mar 12, 2001 Issued
Array ( [id] => 1136487 [patent_doc_number] => 06788717 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-09-07 [patent_title] => 'Wavelength stabilized laser module' [patent_app_type] => B2 [patent_app_number] => 09/804499 [patent_app_country] => US [patent_app_date] => 2001-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 27 [patent_no_of_words] => 12056 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/788/06788717.pdf [firstpage_image] =>[orig_patent_app_number] => 09804499 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/804499
Wavelength stabilized laser module Mar 11, 2001 Issued
Array ( [id] => 7626011 [patent_doc_number] => 06768756 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-07-27 [patent_title] => 'MEMS membrane with integral mirror/lens' [patent_app_type] => B2 [patent_app_number] => 09/804618 [patent_app_country] => US [patent_app_date] => 2001-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 3294 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/768/06768756.pdf [firstpage_image] =>[orig_patent_app_number] => 09804618 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/804618
MEMS membrane with integral mirror/lens Mar 11, 2001 Issued
Array ( [id] => 1199746 [patent_doc_number] => 06728280 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-04-27 [patent_title] => 'Apparatus and method providing a balancing load to a laser differential drive circuit' [patent_app_type] => B1 [patent_app_number] => 09/803821 [patent_app_country] => US [patent_app_date] => 2001-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7602 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/728/06728280.pdf [firstpage_image] =>[orig_patent_app_number] => 09803821 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/803821
Apparatus and method providing a balancing load to a laser differential drive circuit Mar 11, 2001 Issued
Array ( [id] => 6947576 [patent_doc_number] => 20010021210 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-09-13 [patent_title] => 'Semiconductor laser module' [patent_app_type] => new [patent_app_number] => 09/803142 [patent_app_country] => US [patent_app_date] => 2001-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6891 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0021/20010021210.pdf [firstpage_image] =>[orig_patent_app_number] => 09803142 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/803142
Semiconductor laser module Mar 11, 2001 Abandoned
Array ( [id] => 6986376 [patent_doc_number] => 20010036208 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-01 [patent_title] => 'Intra-cavity sub-resonator frequency conversion device for generating continuous-wave high order harmonic laser light' [patent_app_type] => new [patent_app_number] => 09/802041 [patent_app_country] => US [patent_app_date] => 2001-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1827 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0036/20010036208.pdf [firstpage_image] =>[orig_patent_app_number] => 09802041 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/802041
Intra-cavity sub-resonator frequency conversion device for generating continuous-wave high order harmonic laser light Mar 6, 2001 Abandoned
Array ( [id] => 1347619 [patent_doc_number] => 06594294 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-07-15 [patent_title] => 'Segmented-mirror VCSEL' [patent_app_type] => B1 [patent_app_number] => 09/801282 [patent_app_country] => US [patent_app_date] => 2001-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3775 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/594/06594294.pdf [firstpage_image] =>[orig_patent_app_number] => 09801282 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/801282
Segmented-mirror VCSEL Mar 6, 2001 Issued
Array ( [id] => 1048686 [patent_doc_number] => 06865213 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-03-08 [patent_title] => 'Diode-pumped solid-state laser in a polyhedronal geometry' [patent_app_type] => utility [patent_app_number] => 09/801428 [patent_app_country] => US [patent_app_date] => 2001-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 21 [patent_no_of_words] => 8781 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/865/06865213.pdf [firstpage_image] =>[orig_patent_app_number] => 09801428 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/801428
Diode-pumped solid-state laser in a polyhedronal geometry Mar 6, 2001 Issued
Array ( [id] => 6886296 [patent_doc_number] => 20010019565 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-09-06 [patent_title] => 'Electron-beam excitation laser' [patent_app_type] => new [patent_app_number] => 09/796474 [patent_app_country] => US [patent_app_date] => 2001-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 9286 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0019/20010019565.pdf [firstpage_image] =>[orig_patent_app_number] => 09796474 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/796474
Electron-beam excitation laser Mar 1, 2001 Abandoned
Array ( [id] => 1315878 [patent_doc_number] => 06611005 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-08-26 [patent_title] => 'Method for producing semiconductor and semiconductor laser device' [patent_app_type] => B2 [patent_app_number] => 09/796702 [patent_app_country] => US [patent_app_date] => 2001-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7218 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/611/06611005.pdf [firstpage_image] =>[orig_patent_app_number] => 09796702 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/796702
Method for producing semiconductor and semiconductor laser device Mar 1, 2001 Issued
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