Search

Dzung D. Tran

Examiner (ID: 18369, Phone: (571)272-3025 , Office: P/2637 )

Most Active Art Unit
2637
Art Unit(s)
2633, 2613, 2638, 2634, 2637
Total Applications
1457
Issued Applications
1235
Pending Applications
40
Abandoned Applications
188

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17631517 [patent_doc_number] => 20220166532 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => OPTICAL COMMUNICATIONS SYSTEM, BRANCHING RATIO DETERMINATION METHOD, AND TRANSMISSION DISTANCE DETERMINATION METHOD [patent_app_type] => utility [patent_app_number] => 17/440410 [patent_app_country] => US [patent_app_date] => 2020-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8579 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 390 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17440410 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/440410
Optical communications system, branching ratio determination method, and transmission distance determination method Mar 5, 2020 Issued
Array ( [id] => 17218507 [patent_doc_number] => 20210351845 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-11 [patent_title] => ADJUSTABLE BIDIRECTIONAL TRANSMISSION MICRO-OPTOELECTRONIC SYSTEM SUPPORTING ONLINE UPGRADE CONFIGURATION [patent_app_type] => utility [patent_app_number] => 17/285919 [patent_app_country] => US [patent_app_date] => 2020-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2740 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17285919 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/285919
Adjustable bidirectional transmission micro-optoelectronic system supporting online upgrade configuration Mar 5, 2020 Issued
Array ( [id] => 17003300 [patent_doc_number] => 11082131 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-03 [patent_title] => Optical signal transmission system and optical signal transmission method [patent_app_type] => utility [patent_app_number] => 16/805220 [patent_app_country] => US [patent_app_date] => 2020-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 21 [patent_no_of_words] => 12446 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16805220 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/805220
Optical signal transmission system and optical signal transmission method Feb 27, 2020 Issued
Array ( [id] => 16897022 [patent_doc_number] => 11038587 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-15 [patent_title] => Method and apparatus for locating fault cause, and storage medium [patent_app_type] => utility [patent_app_number] => 16/805200 [patent_app_country] => US [patent_app_date] => 2020-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 15229 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 298 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16805200 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/805200
Method and apparatus for locating fault cause, and storage medium Feb 27, 2020 Issued
Array ( [id] => 18670687 [patent_doc_number] => 11777607 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Downstream frame transfer device, transfer method, and transfer program [patent_app_type] => utility [patent_app_number] => 17/431668 [patent_app_country] => US [patent_app_date] => 2020-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 9856 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17431668 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/431668
Downstream frame transfer device, transfer method, and transfer program Feb 13, 2020 Issued
Array ( [id] => 17584136 [patent_doc_number] => 20220140991 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => TIME TRANSMISSION DEVICE AND TRANSMISSION METHOD [patent_app_type] => utility [patent_app_number] => 17/431576 [patent_app_country] => US [patent_app_date] => 2020-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16579 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17431576 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/431576
Time transmission device and transmission method Feb 12, 2020 Issued
Array ( [id] => 16002805 [patent_doc_number] => 20200177273 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-04 [patent_title] => OPTICAL TRANSCEIVER [patent_app_type] => utility [patent_app_number] => 16/788048 [patent_app_country] => US [patent_app_date] => 2020-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3273 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16788048 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/788048
Optical transceiver Feb 10, 2020 Issued
Array ( [id] => 16242328 [patent_doc_number] => 20200259562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-13 [patent_title] => OPTICAL TRANSMISSION APPARATUS AND ESTIMATION METHOD [patent_app_type] => utility [patent_app_number] => 16/781125 [patent_app_country] => US [patent_app_date] => 2020-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7865 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16781125 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/781125
Optical transmission apparatus and estimation method Feb 3, 2020 Issued
Array ( [id] => 16894466 [patent_doc_number] => 11036014 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-06-15 [patent_title] => Coherent optical source based on packaged GCSEL [patent_app_type] => utility [patent_app_number] => 16/777868 [patent_app_country] => US [patent_app_date] => 2020-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4652 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16777868 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/777868
Coherent optical source based on packaged GCSEL Jan 29, 2020 Issued
Array ( [id] => 16522173 [patent_doc_number] => 10873400 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-22 [patent_title] => Optical dual resonator modulation system and method, and optical dual resonator modulator therefor [patent_app_type] => utility [patent_app_number] => 16/774452 [patent_app_country] => US [patent_app_date] => 2020-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 7327 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16774452 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/774452
Optical dual resonator modulation system and method, and optical dual resonator modulator therefor Jan 27, 2020 Issued
Array ( [id] => 18608795 [patent_doc_number] => 11750283 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => Optical fiber route search method, optical fiber route search device and program [patent_app_type] => utility [patent_app_number] => 17/427651 [patent_app_country] => US [patent_app_date] => 2020-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6403 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17427651 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/427651
Optical fiber route search method, optical fiber route search device and program Jan 16, 2020 Issued
Array ( [id] => 16164769 [patent_doc_number] => 20200220617 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-09 [patent_title] => FREE-SPACE, TWISTED LIGHT OPTICAL COMMUNICATION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/734084 [patent_app_country] => US [patent_app_date] => 2020-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 42925 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16734084 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/734084
Free-space, twisted light optical communication system Jan 2, 2020 Issued
Array ( [id] => 15875401 [patent_doc_number] => 20200145104 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-07 [patent_title] => MULTI-LAYER SYSTEM OPTIMIZATION [patent_app_type] => utility [patent_app_number] => 16/733844 [patent_app_country] => US [patent_app_date] => 2020-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7473 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16733844 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/733844
Multi-layer system optimization Jan 2, 2020 Issued
Array ( [id] => 15875391 [patent_doc_number] => 20200145099 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-07 [patent_title] => NODE WITH COMBINED OPTICAL AND ELECTRICAL SWITCHING [patent_app_type] => utility [patent_app_number] => 16/728897 [patent_app_country] => US [patent_app_date] => 2019-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9020 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16728897 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/728897
Node with combined optical and electrical switching Dec 26, 2019 Issued
Array ( [id] => 17770785 [patent_doc_number] => 11402722 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-02 [patent_title] => Tunable orbital angular momentum system [patent_app_type] => utility [patent_app_number] => 16/725293 [patent_app_country] => US [patent_app_date] => 2019-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 23 [patent_no_of_words] => 8983 [patent_no_of_claims] => 21 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16725293 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/725293
Tunable orbital angular momentum system Dec 22, 2019 Issued
Array ( [id] => 16022829 [patent_doc_number] => 20200186258 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-11 [patent_title] => COHERENT RECEIVER FOR FREE SPACE OPTICAL COMMUNICATIONS AND LIDAR [patent_app_type] => utility [patent_app_number] => 16/706233 [patent_app_country] => US [patent_app_date] => 2019-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16706233 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/706233
Coherent receiver for free space optical communications and lidar Dec 5, 2019 Issued
Array ( [id] => 16846660 [patent_doc_number] => 11018768 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-25 [patent_title] => Transmission systems with controlled bit probabilities [patent_app_type] => utility [patent_app_number] => 16/706007 [patent_app_country] => US [patent_app_date] => 2019-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 6413 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16706007 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/706007
Transmission systems with controlled bit probabilities Dec 5, 2019 Issued
Array ( [id] => 16700647 [patent_doc_number] => 10951267 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-03-16 [patent_title] => Method and apparatus for adapting a waveguide to properties of a physical transmission medium [patent_app_type] => utility [patent_app_number] => 16/703503 [patent_app_country] => US [patent_app_date] => 2019-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 70 [patent_figures_cnt] => 89 [patent_no_of_words] => 62981 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16703503 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/703503
Method and apparatus for adapting a waveguide to properties of a physical transmission medium Dec 3, 2019 Issued
Array ( [id] => 16594626 [patent_doc_number] => 10903909 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-26 [patent_title] => System and methods for cable fiber node splitting using coherent optics [patent_app_type] => utility [patent_app_number] => 16/700840 [patent_app_country] => US [patent_app_date] => 2019-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4489 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 274 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16700840 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/700840
System and methods for cable fiber node splitting using coherent optics Dec 1, 2019 Issued
Array ( [id] => 15746969 [patent_doc_number] => 20200112374 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-09 [patent_title] => OPTICAL LINK ARCHITECTURE BASED ON WIRELINE EQUALIZATION TECHNIQUES [patent_app_type] => utility [patent_app_number] => 16/699072 [patent_app_country] => US [patent_app_date] => 2019-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5406 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16699072 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/699072
OPTICAL LINK ARCHITECTURE BASED ON WIRELINE EQUALIZATION TECHNIQUES Nov 27, 2019 Abandoned
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