Search

Ricky Quoc Ngo

Supervisory Patent Examiner (ID: 12316, Phone: (571)272-3139 , Office: P/2464 )

Most Active Art Unit
2731
Art Unit(s)
2664, 2603, 2616, 2731, 2464
Total Applications
850
Issued Applications
521
Pending Applications
180
Abandoned Applications
149

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4185853 [patent_doc_number] => 06084679 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-04 [patent_title] => 'Universal alignment marks for semiconductor defect capture and analysis' [patent_app_type] => 1 [patent_app_number] => 9/285430 [patent_app_country] => US [patent_app_date] => 1999-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3126 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/084/06084679.pdf [firstpage_image] =>[orig_patent_app_number] => 285430 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/285430
Universal alignment marks for semiconductor defect capture and analysis Apr 1, 1999 Issued
Array ( [id] => 4143089 [patent_doc_number] => 06147755 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-14 [patent_title] => 'Dynamic optical phase state detector' [patent_app_type] => 1 [patent_app_number] => 9/282946 [patent_app_country] => US [patent_app_date] => 1999-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3898 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/147/06147755.pdf [firstpage_image] =>[orig_patent_app_number] => 282946 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/282946
Dynamic optical phase state detector Mar 31, 1999 Issued
Array ( [id] => 4228726 [patent_doc_number] => 06088088 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-11 [patent_title] => 'Chromatic dispersion measurement scheme having high frequency resolution' [patent_app_type] => 1 [patent_app_number] => 9/283372 [patent_app_country] => US [patent_app_date] => 1999-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 6845 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/088/06088088.pdf [firstpage_image] =>[orig_patent_app_number] => 283372 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/283372
Chromatic dispersion measurement scheme having high frequency resolution Mar 30, 1999 Issued
Array ( [id] => 4105884 [patent_doc_number] => 06134369 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-17 [patent_title] => 'Compact optical waveguide' [patent_app_type] => 1 [patent_app_number] => 9/282723 [patent_app_country] => US [patent_app_date] => 1999-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2405 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/134/06134369.pdf [firstpage_image] =>[orig_patent_app_number] => 282723 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/282723
Compact optical waveguide Mar 30, 1999 Issued
Array ( [id] => 4244087 [patent_doc_number] => 06075600 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-13 [patent_title] => 'Signal formation apparatus for use in interference measurement' [patent_app_type] => 1 [patent_app_number] => 9/274306 [patent_app_country] => US [patent_app_date] => 1999-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 7064 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/075/06075600.pdf [firstpage_image] =>[orig_patent_app_number] => 274306 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/274306
Signal formation apparatus for use in interference measurement Mar 22, 1999 Issued
Array ( [id] => 4076286 [patent_doc_number] => 06008902 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-28 [patent_title] => 'Method and device for heterodyne interferometer error correction' [patent_app_type] => 1 [patent_app_number] => 9/147838 [patent_app_country] => US [patent_app_date] => 1999-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3464 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/008/06008902.pdf [firstpage_image] =>[orig_patent_app_number] => 147838 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/147838
Method and device for heterodyne interferometer error correction Mar 16, 1999 Issued
Array ( [id] => 4244037 [patent_doc_number] => 06075597 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-13 [patent_title] => 'Method for coupling narrow-band, Fabry-Perot, etalon-type interference filters to two-mirror and catadioptric telescopes' [patent_app_type] => 1 [patent_app_number] => 9/270795 [patent_app_country] => US [patent_app_date] => 1999-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 34 [patent_no_of_words] => 10666 [patent_no_of_claims] => 19 [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/06/075/06075597.pdf [firstpage_image] =>[orig_patent_app_number] => 270795 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/270795
Method for coupling narrow-band, Fabry-Perot, etalon-type interference filters to two-mirror and catadioptric telescopes Mar 16, 1999 Issued
Array ( [id] => 3959451 [patent_doc_number] => 05999267 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-07 [patent_title] => 'Nondestructive optical techniques for simultaneously measuring optical constants and thicknesses of single and multilayer films' [patent_app_type] => 1 [patent_app_number] => 9/263543 [patent_app_country] => US [patent_app_date] => 1999-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 3312 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/999/05999267.pdf [firstpage_image] =>[orig_patent_app_number] => 263543 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/263543
Nondestructive optical techniques for simultaneously measuring optical constants and thicknesses of single and multilayer films Mar 7, 1999 Issued
Array ( [id] => 4319850 [patent_doc_number] => 06188810 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-13 [patent_title] => 'Reversible ring coupler for optical networks' [patent_app_type] => 1 [patent_app_number] => 9/262128 [patent_app_country] => US [patent_app_date] => 1999-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4386 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/188/06188810.pdf [firstpage_image] =>[orig_patent_app_number] => 262128 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/262128
Reversible ring coupler for optical networks Mar 2, 1999 Issued
Array ( [id] => 4183051 [patent_doc_number] => 06141108 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Position control method in exposure apparatus' [patent_app_type] => 1 [patent_app_number] => 9/258146 [patent_app_country] => US [patent_app_date] => 1999-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 6905 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/141/06141108.pdf [firstpage_image] =>[orig_patent_app_number] => 258146 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/258146
Position control method in exposure apparatus Feb 25, 1999 Issued
Array ( [id] => 4370578 [patent_doc_number] => 06191858 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-20 [patent_title] => 'Position detecting method and apparatus using optical system with oblique optical axes' [patent_app_type] => 1 [patent_app_number] => 9/257245 [patent_app_country] => US [patent_app_date] => 1999-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 5661 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/191/06191858.pdf [firstpage_image] =>[orig_patent_app_number] => 257245 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/257245
Position detecting method and apparatus using optical system with oblique optical axes Feb 24, 1999 Issued
Array ( [id] => 4244524 [patent_doc_number] => 06118518 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-12 [patent_title] => 'Assembly comprising a pocket 3-D scanner' [patent_app_type] => 1 [patent_app_number] => 9/256535 [patent_app_country] => US [patent_app_date] => 1999-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 2809 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/118/06118518.pdf [firstpage_image] =>[orig_patent_app_number] => 256535 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/256535
Assembly comprising a pocket 3-D scanner Feb 23, 1999 Issued
Array ( [id] => 4109237 [patent_doc_number] => 06067159 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-23 [patent_title] => 'System for determining condition of an article' [patent_app_type] => 1 [patent_app_number] => 9/253785 [patent_app_country] => US [patent_app_date] => 1999-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 9340 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/067/06067159.pdf [firstpage_image] =>[orig_patent_app_number] => 253785 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/253785
System for determining condition of an article Feb 21, 1999 Issued
Array ( [id] => 4108037 [patent_doc_number] => 06097486 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-01 [patent_title] => 'Fiber optic acoustic sensor array based on Sagnac interferometer' [patent_app_type] => 1 [patent_app_number] => 9/253446 [patent_app_country] => US [patent_app_date] => 1999-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 17 [patent_no_of_words] => 14354 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/097/06097486.pdf [firstpage_image] =>[orig_patent_app_number] => 253446 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/253446
Fiber optic acoustic sensor array based on Sagnac interferometer Feb 18, 1999 Issued
Array ( [id] => 3991314 [patent_doc_number] => 05949542 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-07 [patent_title] => 'Method of tuning an optical device' [patent_app_type] => 1 [patent_app_number] => 9/248249 [patent_app_country] => US [patent_app_date] => 1999-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3430 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/949/05949542.pdf [firstpage_image] =>[orig_patent_app_number] => 248249 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/248249
Method of tuning an optical device Feb 10, 1999 Issued
Array ( [id] => 4232642 [patent_doc_number] => 06011629 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-04 [patent_title] => 'Method of positional alignment of substrate and screen mask in electrical paste screen printing' [patent_app_type] => 1 [patent_app_number] => 9/245864 [patent_app_country] => US [patent_app_date] => 1999-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 3456 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/011/06011629.pdf [firstpage_image] =>[orig_patent_app_number] => 245864 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/245864
Method of positional alignment of substrate and screen mask in electrical paste screen printing Feb 7, 1999 Issued
Array ( [id] => 3957812 [patent_doc_number] => 05991035 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-23 [patent_title] => 'Interferometric method of measuring toric surfaces at grazing incidence' [patent_app_type] => 1 [patent_app_number] => 9/246641 [patent_app_country] => US [patent_app_date] => 1999-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3792 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/991/05991035.pdf [firstpage_image] =>[orig_patent_app_number] => 246641 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/246641
Interferometric method of measuring toric surfaces at grazing incidence Feb 7, 1999 Issued
Array ( [id] => 4150831 [patent_doc_number] => 06061133 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-09 [patent_title] => 'Interferometer light source' [patent_app_type] => 1 [patent_app_number] => 9/237776 [patent_app_country] => US [patent_app_date] => 1999-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 4384 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/061/06061133.pdf [firstpage_image] =>[orig_patent_app_number] => 237776 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/237776
Interferometer light source Jan 25, 1999 Issued
Array ( [id] => 4207660 [patent_doc_number] => 06014216 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-11 [patent_title] => 'Architecture for air-turbulence-compensated dual-wavelength heterodyne interferometer' [patent_app_type] => 1 [patent_app_number] => 9/227998 [patent_app_country] => US [patent_app_date] => 1999-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2574 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 465 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/014/06014216.pdf [firstpage_image] =>[orig_patent_app_number] => 227998 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/227998
Architecture for air-turbulence-compensated dual-wavelength heterodyne interferometer Jan 7, 1999 Issued
Array ( [id] => 4312077 [patent_doc_number] => 06198861 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-06 [patent_title] => 'Method of using thin-clad near infrared transparent optical glass fibers as evanescent wave sensors' [patent_app_type] => 1 [patent_app_number] => 9/226217 [patent_app_country] => US [patent_app_date] => 1999-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3677 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/198/06198861.pdf [firstpage_image] =>[orig_patent_app_number] => 226217 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/226217
Method of using thin-clad near infrared transparent optical glass fibers as evanescent wave sensors Jan 6, 1999 Issued
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