Search

Yong Liang Chu

Examiner (ID: 6935, Phone: (571)272-5759 , Office: P/1672 )

Most Active Art Unit
1626
Art Unit(s)
1626, 1731, 1672, 1621, 1629
Total Applications
2035
Issued Applications
1411
Pending Applications
126
Abandoned Applications
529

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6882074 [patent_doc_number] => 20010048546 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-06 [patent_title] => 'Optical fiber transmission system with chromatic dispersion compensation' [patent_app_type] => new [patent_app_number] => 09/903121 [patent_app_country] => US [patent_app_date] => 2001-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2541 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0048/20010048546.pdf [firstpage_image] =>[orig_patent_app_number] => 09903121 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/903121
Optical fiber transmission system with chromatic dispersion compensation Jul 10, 2001 Issued
Array ( [id] => 6486971 [patent_doc_number] => 20020024720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-28 [patent_title] => 'Raman amplifier' [patent_app_type] => new [patent_app_number] => 09/901451 [patent_app_country] => US [patent_app_date] => 2001-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3981 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0024/20020024720.pdf [firstpage_image] =>[orig_patent_app_number] => 09901451 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/901451
Raman amplifier Jul 9, 2001 Issued
Array ( [id] => 6884330 [patent_doc_number] => 20010038488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-08 [patent_title] => 'Optical communication system and optical amplifier' [patent_app_type] => new [patent_app_number] => 09/897108 [patent_app_country] => US [patent_app_date] => 2001-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 11107 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0038/20010038488.pdf [firstpage_image] =>[orig_patent_app_number] => 09897108 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/897108
Optical communication system and optical amplifier Jul 2, 2001 Issued
Array ( [id] => 6371165 [patent_doc_number] => 20020118445 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-29 [patent_title] => 'Long wavelength optical amplifier' [patent_app_type] => new [patent_app_number] => 09/888881 [patent_app_country] => US [patent_app_date] => 2001-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 11041 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0118/20020118445.pdf [firstpage_image] =>[orig_patent_app_number] => 09888881 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/888881
Long wavelength optical amplifier Jun 24, 2001 Issued
Array ( [id] => 1427525 [patent_doc_number] => 06507430 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-01-14 [patent_title] => 'Long wavelength optical amplifier' [patent_app_type] => B2 [patent_app_number] => 09/888880 [patent_app_country] => US [patent_app_date] => 2001-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 11086 [patent_no_of_claims] => 13 [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/06/507/06507430.pdf [firstpage_image] =>[orig_patent_app_number] => 09888880 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/888880
Long wavelength optical amplifier Jun 24, 2001 Issued
Array ( [id] => 6592028 [patent_doc_number] => 20020085267 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-07-04 [patent_title] => 'Raman amplifier, optical repeater, and raman amplification method' [patent_app_type] => new [patent_app_number] => 09/886211 [patent_app_country] => US [patent_app_date] => 2001-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 67 [patent_figures_cnt] => 67 [patent_no_of_words] => 15891 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 30 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0085/20020085267.pdf [firstpage_image] =>[orig_patent_app_number] => 09886211 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/886211
Raman amplifier, optical repeater, and raman amplification method Jun 21, 2001 Issued
Array ( [id] => 1275190 [patent_doc_number] => 06654162 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-11-25 [patent_title] => 'Raman amplifier, optical repeater, and Raman amplification method' [patent_app_type] => B2 [patent_app_number] => 09/886212 [patent_app_country] => US [patent_app_date] => 2001-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 66 [patent_figures_cnt] => 81 [patent_no_of_words] => 15691 [patent_no_of_claims] => 122 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/654/06654162.pdf [firstpage_image] =>[orig_patent_app_number] => 09886212 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/886212
Raman amplifier, optical repeater, and Raman amplification method Jun 21, 2001 Issued
Array ( [id] => 1340999 [patent_doc_number] => 06597493 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-07-22 [patent_title] => 'Nonlinear fiber amplifiers used for a 1430-1530nm low-loss window in optical fibers' [patent_app_type] => B2 [patent_app_number] => 09/866497 [patent_app_country] => US [patent_app_date] => 2001-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 17 [patent_no_of_words] => 6518 [patent_no_of_claims] => 54 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/597/06597493.pdf [firstpage_image] =>[orig_patent_app_number] => 09866497 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/866497
Nonlinear fiber amplifiers used for a 1430-1530nm low-loss window in optical fibers May 24, 2001 Issued
Array ( [id] => 1305212 [patent_doc_number] => 06624928 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-23 [patent_title] => 'Raman amplification' [patent_app_type] => B1 [patent_app_number] => 09/864843 [patent_app_country] => US [patent_app_date] => 2001-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2897 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/624/06624928.pdf [firstpage_image] =>[orig_patent_app_number] => 09864843 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/864843
Raman amplification May 23, 2001 Issued
09/787340 Planar waveguide laser amplifier May 22, 2001 Abandoned
Array ( [id] => 7646560 [patent_doc_number] => 06476960 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-11-05 [patent_title] => 'Thulium doped fiber amplifier pumping scheme' [patent_app_type] => B1 [patent_app_number] => 09/862770 [patent_app_country] => US [patent_app_date] => 2001-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4850 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 5 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/476/06476960.pdf [firstpage_image] =>[orig_patent_app_number] => 09862770 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/862770
Thulium doped fiber amplifier pumping scheme May 20, 2001 Issued
Array ( [id] => 1593063 [patent_doc_number] => 06483630 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-11-19 [patent_title] => 'OPTICAL AMPLIFIER, METHOD OF CONTROLLING THE OUTPUT LIGHT FROM THE OPTICAL AMPLIFIER, OPTICAL TRANSMISSION SYSTEM AND METHOD OF CONTROLLING AN OPTICAL TRANSMISSION PATH CROSS REFERENCE TO RELATED APPLICATION' [patent_app_type] => B2 [patent_app_number] => 09/847440 [patent_app_country] => US [patent_app_date] => 2001-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 10663 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/483/06483630.pdf [firstpage_image] =>[orig_patent_app_number] => 09847440 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/847440
OPTICAL AMPLIFIER, METHOD OF CONTROLLING THE OUTPUT LIGHT FROM THE OPTICAL AMPLIFIER, OPTICAL TRANSMISSION SYSTEM AND METHOD OF CONTROLLING AN OPTICAL TRANSMISSION PATH CROSS REFERENCE TO RELATED APPLICATION May 2, 2001 Issued
Array ( [id] => 6239426 [patent_doc_number] => 20020044338 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-18 [patent_title] => 'Apparatus and method for stabilizing an ultrashort optical pulse amplifier' [patent_app_type] => new [patent_app_number] => 09/840346 [patent_app_country] => US [patent_app_date] => 2001-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1779 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0044/20020044338.pdf [firstpage_image] =>[orig_patent_app_number] => 09840346 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/840346
Apparatus and method for stabilizing an ultrashort optical pulse amplifier Apr 22, 2001 Abandoned
Array ( [id] => 1258568 [patent_doc_number] => 06667829 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-12-23 [patent_title] => 'Full combined C and L bands optical amplifier and method' [patent_app_type] => B2 [patent_app_number] => 09/838733 [patent_app_country] => US [patent_app_date] => 2001-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 1791 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/667/06667829.pdf [firstpage_image] =>[orig_patent_app_number] => 09838733 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/838733
Full combined C and L bands optical amplifier and method Apr 18, 2001 Issued
Array ( [id] => 1293699 [patent_doc_number] => 06633430 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-10-14 [patent_title] => 'Booster amplifier with spectral control for optical communications systems' [patent_app_type] => B1 [patent_app_number] => 09/828840 [patent_app_country] => US [patent_app_date] => 2001-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 6644 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/633/06633430.pdf [firstpage_image] =>[orig_patent_app_number] => 09828840 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/828840
Booster amplifier with spectral control for optical communications systems Apr 9, 2001 Issued
Array ( [id] => 6222883 [patent_doc_number] => 20020003655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-10 [patent_title] => 'L-band optical fiber amplifier' [patent_app_type] => new [patent_app_number] => 09/827873 [patent_app_country] => US [patent_app_date] => 2001-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3779 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0003/20020003655.pdf [firstpage_image] =>[orig_patent_app_number] => 09827873 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/827873
L-band optical fiber amplifier Apr 5, 2001 Abandoned
Array ( [id] => 1570060 [patent_doc_number] => 06377395 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-04-23 [patent_title] => 'Controller which controls a variable optical attenuator to control the power level of a wavelength-multiplexed optical signal when the number of channels are varied' [patent_app_type] => B2 [patent_app_number] => 09/811787 [patent_app_country] => US [patent_app_date] => 2001-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 12184 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/377/06377395.pdf [firstpage_image] =>[orig_patent_app_number] => 09811787 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/811787
Controller which controls a variable optical attenuator to control the power level of a wavelength-multiplexed optical signal when the number of channels are varied Mar 19, 2001 Issued
Array ( [id] => 5827011 [patent_doc_number] => 20020067537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-06-06 [patent_title] => 'Dispersion compensating nonlinear polarization amplifiers' [patent_app_type] => new [patent_app_number] => 09/800085 [patent_app_country] => US [patent_app_date] => 2001-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 11183 [patent_no_of_claims] => 96 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0067/20020067537.pdf [firstpage_image] =>[orig_patent_app_number] => 09800085 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/800085
Dispersion compensating nonlinear polarization amplifiers Mar 4, 2001 Issued
Array ( [id] => 1426905 [patent_doc_number] => 06519080 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-02-11 [patent_title] => 'Optical amplifier and optical transmission system' [patent_app_type] => B2 [patent_app_number] => 09/794033 [patent_app_country] => US [patent_app_date] => 2001-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 31 [patent_no_of_words] => 13633 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/519/06519080.pdf [firstpage_image] =>[orig_patent_app_number] => 09794033 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/794033
Optical amplifier and optical transmission system Feb 27, 2001 Issued
Array ( [id] => 7064102 [patent_doc_number] => 20010043388 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-22 [patent_title] => 'High order mode erbium-doped fiber amplifier' [patent_app_type] => new [patent_app_number] => 09/793540 [patent_app_country] => US [patent_app_date] => 2001-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6070 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0043/20010043388.pdf [firstpage_image] =>[orig_patent_app_number] => 09793540 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/793540
High order mode erbium-doped fiber amplifier Feb 26, 2001 Abandoned
Menu