Search

George J Letscher

Examiner (ID: 6384)

Most Active Art Unit
2653
Art Unit(s)
2754, 2652, 2653, 2512
Total Applications
746
Issued Applications
602
Pending Applications
37
Abandoned Applications
107

Applications

Application numberTitle of the applicationFiling DateStatus
09/302630 STOP-BAND LASER Apr 29, 1999 Abandoned
09/272723 SATURABLE BRAGG REFLECTOR WITH INCREASED MODULATION DEPTH Mar 17, 1999 Abandoned
Array ( [id] => 4284588 [patent_doc_number] => 06307871 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-23 [patent_title] => 'Laser system using phase change material for thermal control' [patent_app_type] => 1 [patent_app_number] => 9/270991 [patent_app_country] => US [patent_app_date] => 1999-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 17 [patent_no_of_words] => 9343 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/307/06307871.pdf [firstpage_image] =>[orig_patent_app_number] => 270991 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/270991
Laser system using phase change material for thermal control Mar 16, 1999 Issued
Array ( [id] => 4343524 [patent_doc_number] => 06320895 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-20 [patent_title] => 'Resonant galvanometer driven two dimensional gain scanner' [patent_app_type] => 1 [patent_app_number] => 9/264394 [patent_app_country] => US [patent_app_date] => 1999-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3402 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/320/06320895.pdf [firstpage_image] =>[orig_patent_app_number] => 264394 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/264394
Resonant galvanometer driven two dimensional gain scanner Mar 7, 1999 Issued
Array ( [id] => 4319468 [patent_doc_number] => 06252894 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-26 [patent_title] => 'Semiconductor laser using gallium nitride series compound semiconductor' [patent_app_type] => 1 [patent_app_number] => 9/263213 [patent_app_country] => US [patent_app_date] => 1999-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 35 [patent_no_of_words] => 17889 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/252/06252894.pdf [firstpage_image] =>[orig_patent_app_number] => 263213 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/263213
Semiconductor laser using gallium nitride series compound semiconductor Mar 4, 1999 Issued
Array ( [id] => 4292419 [patent_doc_number] => 06282214 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-28 [patent_title] => 'Wavelength multiplexing light source' [patent_app_type] => 1 [patent_app_number] => 9/262331 [patent_app_country] => US [patent_app_date] => 1999-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 25 [patent_no_of_words] => 4456 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/282/06282214.pdf [firstpage_image] =>[orig_patent_app_number] => 262331 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/262331
Wavelength multiplexing light source Mar 3, 1999 Issued
Array ( [id] => 4396531 [patent_doc_number] => 06278721 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-21 [patent_title] => 'Method for minimizing locking range variability of a laser module' [patent_app_type] => 1 [patent_app_number] => 9/261530 [patent_app_country] => US [patent_app_date] => 1999-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2465 [patent_no_of_claims] => 24 [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/06/278/06278721.pdf [firstpage_image] =>[orig_patent_app_number] => 261530 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/261530
Method for minimizing locking range variability of a laser module Mar 2, 1999 Issued
Array ( [id] => 1600188 [patent_doc_number] => 06385218 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-07 [patent_title] => 'Laser processing apparatus' [patent_app_type] => B1 [patent_app_number] => 09/252771 [patent_app_country] => US [patent_app_date] => 1999-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 33 [patent_no_of_words] => 9115 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/385/06385218.pdf [firstpage_image] =>[orig_patent_app_number] => 09252771 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/252771
Laser processing apparatus Feb 18, 1999 Issued
Array ( [id] => 4385497 [patent_doc_number] => 06289027 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-11 [patent_title] => 'Fiber optic lasers employing fiber optic amplifiers' [patent_app_type] => 1 [patent_app_number] => 9/252731 [patent_app_country] => US [patent_app_date] => 1999-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 23 [patent_no_of_words] => 8685 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/289/06289027.pdf [firstpage_image] =>[orig_patent_app_number] => 252731 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/252731
Fiber optic lasers employing fiber optic amplifiers Feb 18, 1999 Issued
Array ( [id] => 1488884 [patent_doc_number] => 06366598 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-02 [patent_title] => 'High power single mode semiconductor lasers and optical amplifiers using 2D Bragg gratings' [patent_app_type] => B1 [patent_app_number] => 09/247402 [patent_app_country] => US [patent_app_date] => 1999-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 2231 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/366/06366598.pdf [firstpage_image] =>[orig_patent_app_number] => 09247402 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/247402
High power single mode semiconductor lasers and optical amplifiers using 2D Bragg gratings Feb 9, 1999 Issued
Array ( [id] => 4330222 [patent_doc_number] => 06331990 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-18 [patent_title] => 'Demodulating and amplifying systems of lasers with optical gain control (DAS-LOGiC)' [patent_app_type] => 1 [patent_app_number] => 9/240830 [patent_app_country] => US [patent_app_date] => 1999-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3427 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/331/06331990.pdf [firstpage_image] =>[orig_patent_app_number] => 240830 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/240830
Demodulating and amplifying systems of lasers with optical gain control (DAS-LOGiC) Jan 31, 1999 Issued
Array ( [id] => 4420577 [patent_doc_number] => 06301284 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-09 [patent_title] => 'Narrow band UV laser with visible light guide laser' [patent_app_type] => 1 [patent_app_number] => 9/241240 [patent_app_country] => US [patent_app_date] => 1999-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1255 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/301/06301284.pdf [firstpage_image] =>[orig_patent_app_number] => 241240 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/241240
Narrow band UV laser with visible light guide laser Jan 31, 1999 Issued
Array ( [id] => 4330266 [patent_doc_number] => 06331993 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-18 [patent_title] => 'Diode-pumped gas lasers' [patent_app_type] => 1 [patent_app_number] => 9/238450 [patent_app_country] => US [patent_app_date] => 1999-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 19 [patent_no_of_words] => 6991 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/331/06331993.pdf [firstpage_image] =>[orig_patent_app_number] => 238450 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/238450
Diode-pumped gas lasers Jan 27, 1999 Issued
Array ( [id] => 1564662 [patent_doc_number] => 06438147 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-20 [patent_title] => 'Tunable external cavity diode laser' [patent_app_type] => B1 [patent_app_number] => 09/230499 [patent_app_country] => US [patent_app_date] => 1999-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3480 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/438/06438147.pdf [firstpage_image] =>[orig_patent_app_number] => 09230499 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/230499
Tunable external cavity diode laser Jan 25, 1999 Issued
Array ( [id] => 4329072 [patent_doc_number] => 06243404 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-05 [patent_title] => 'Laser module with adjustable operating temperature range' [patent_app_type] => 1 [patent_app_number] => 9/236720 [patent_app_country] => US [patent_app_date] => 1999-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 4567 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/243/06243404.pdf [firstpage_image] =>[orig_patent_app_number] => 236720 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/236720
Laser module with adjustable operating temperature range Jan 24, 1999 Issued
Array ( [id] => 1437867 [patent_doc_number] => 06356573 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-12 [patent_title] => 'Vertical cavity surface emitting laser' [patent_app_type] => B1 [patent_app_number] => 09/235302 [patent_app_country] => US [patent_app_date] => 1999-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1587 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/356/06356573.pdf [firstpage_image] =>[orig_patent_app_number] => 09235302 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/235302
Vertical cavity surface emitting laser Jan 21, 1999 Issued
Array ( [id] => 4340391 [patent_doc_number] => 06330264 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-11 [patent_title] => 'Signal band antireflection coating for pump facet in fiber amplifier system' [patent_app_type] => 1 [patent_app_number] => 9/232551 [patent_app_country] => US [patent_app_date] => 1999-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2558 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/330/06330264.pdf [firstpage_image] =>[orig_patent_app_number] => 232551 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/232551
Signal band antireflection coating for pump facet in fiber amplifier system Jan 17, 1999 Issued
Array ( [id] => 1570677 [patent_doc_number] => 06377599 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-23 [patent_title] => 'Focusability enhancing optic for a laser diode' [patent_app_type] => B1 [patent_app_number] => 09/229461 [patent_app_country] => US [patent_app_date] => 1999-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 22 [patent_no_of_words] => 4522 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/377/06377599.pdf [firstpage_image] =>[orig_patent_app_number] => 09229461 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/229461
Focusability enhancing optic for a laser diode Jan 11, 1999 Issued
Array ( [id] => 4420537 [patent_doc_number] => 06301280 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-09 [patent_title] => 'Apparatus and method for forming a laser control signal, and a laser including the apparatus' [patent_app_type] => 1 [patent_app_number] => 9/228361 [patent_app_country] => US [patent_app_date] => 1999-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3224 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/301/06301280.pdf [firstpage_image] =>[orig_patent_app_number] => 228361 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/228361
Apparatus and method for forming a laser control signal, and a laser including the apparatus Jan 10, 1999 Issued
Array ( [id] => 1525773 [patent_doc_number] => 06353623 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-05 [patent_title] => 'Temperature-corrected wavelength monitoring and control apparatus' [patent_app_type] => B1 [patent_app_number] => 09/224960 [patent_app_country] => US [patent_app_date] => 1999-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 19 [patent_no_of_words] => 7682 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/353/06353623.pdf [firstpage_image] =>[orig_patent_app_number] => 09224960 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/224960
Temperature-corrected wavelength monitoring and control apparatus Jan 3, 1999 Issued
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