Search

Sinh N. Tran

Supervisory Patent Examiner (ID: 6797, Phone: (571)272-7564 , Office: P/2661 )

Most Active Art Unit
2608
Art Unit(s)
2622, 2637, 2504, 2643, 2615, 2747, 2651, 2608, 2661, 2696, 2743, 2605, 2644
Total Applications
591
Issued Applications
453
Pending Applications
41
Abandoned Applications
99

Applications

Application numberTitle of the applicationFiling DateStatus
08/100372 PROGRAMMABLE HEARING AID UNIT Aug 1, 1993 Pending
Array ( [id] => 3452782 [patent_doc_number] => 05398288 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-14 [patent_title] => 'Coaxial loudspeaker system' [patent_app_type] => 1 [patent_app_number] => 8/100473 [patent_app_country] => US [patent_app_date] => 1993-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1796 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/398/05398288.pdf [firstpage_image] =>[orig_patent_app_number] => 100473 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/100473
Coaxial loudspeaker system Aug 1, 1993 Issued
08/099797 INTERCONNECTION OF A SPEAKER USING MAGNETIC COUPLING Jul 29, 1993 Pending
08/095736 DIRECTIONAL HEARING AID Jul 21, 1993 Pending
08/094987 COMMUNICATION DEVICE Jul 21, 1993 Pending
Array ( [id] => 3063411 [patent_doc_number] => 05325436 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-28 [patent_title] => 'Method of signal processing for maintaining directional hearing with hearing aids' [patent_app_type] => 1 [patent_app_number] => 8/085652 [patent_app_country] => US [patent_app_date] => 1993-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 5361 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/325/05325436.pdf [firstpage_image] =>[orig_patent_app_number] => 085652 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/085652
Method of signal processing for maintaining directional hearing with hearing aids Jun 29, 1993 Issued
08/078386 PLANAR DIAPHRAGM LOUDSPEAKER WITH COUNTERACTIVE WEIGHTS Jun 16, 1993 Pending
08/077669 HEARING AID Jun 16, 1993 Pending
08/072294 MICROFABRICATED ACOUSTIC SOURCE AND RECEIVER Jun 3, 1993 Pending
Array ( [id] => 3014499 [patent_doc_number] => 05371806 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-12-06 [patent_title] => 'Loudspeaker' [patent_app_type] => 1 [patent_app_number] => 8/068180 [patent_app_country] => US [patent_app_date] => 1993-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 2850 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/371/05371806.pdf [firstpage_image] =>[orig_patent_app_number] => 068180 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/068180
Loudspeaker May 27, 1993 Issued
Array ( [id] => 3423926 [patent_doc_number] => 05444784 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-22 [patent_title] => 'Acoustic signal processing unit' [patent_app_type] => 1 [patent_app_number] => 8/064804 [patent_app_country] => US [patent_app_date] => 1993-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4037 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/444/05444784.pdf [firstpage_image] =>[orig_patent_app_number] => 064804 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/064804
Acoustic signal processing unit May 20, 1993 Issued
08/063136 ANGLED PORT LOUDSPEAKER May 16, 1993 Pending
Array ( [id] => 3430677 [patent_doc_number] => 05479516 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-26 [patent_title] => 'Loudspeaker demonstrating' [patent_app_type] => 1 [patent_app_number] => 8/061202 [patent_app_country] => US [patent_app_date] => 1993-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1862 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/479/05479516.pdf [firstpage_image] =>[orig_patent_app_number] => 061202 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/061202
Loudspeaker demonstrating May 12, 1993 Issued
Array ( [id] => 3501683 [patent_doc_number] => 05440643 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-08 [patent_title] => 'Audio peripheral mixer circuit and method for noise reduction' [patent_app_type] => 1 [patent_app_number] => 8/062422 [patent_app_country] => US [patent_app_date] => 1993-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1985 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/440/05440643.pdf [firstpage_image] =>[orig_patent_app_number] => 062422 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/062422
Audio peripheral mixer circuit and method for noise reduction May 12, 1993 Issued
Array ( [id] => 3499480 [patent_doc_number] => 05475759 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-12 [patent_title] => 'Electronic filters, hearing aids and methods' [patent_app_type] => 1 [patent_app_number] => 8/059800 [patent_app_country] => US [patent_app_date] => 1993-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 28 [patent_no_of_words] => 16051 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/475/05475759.pdf [firstpage_image] =>[orig_patent_app_number] => 059800 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/059800
Electronic filters, hearing aids and methods May 9, 1993 Issued
Array ( [id] => 3046379 [patent_doc_number] => 05329593 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-12 [patent_title] => 'Noise cancelling microphone' [patent_app_type] => 1 [patent_app_number] => 8/059138 [patent_app_country] => US [patent_app_date] => 1993-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 6221 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 312 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/329/05329593.pdf [firstpage_image] =>[orig_patent_app_number] => 059138 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/059138
Noise cancelling microphone May 9, 1993 Issued
08/059824 OVERHEAD VEHICULAR LOUD SPEAKER CABINET May 6, 1993 Pending
Array ( [id] => 3034554 [patent_doc_number] => 05327506 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-05 [patent_title] => 'Voice transmission system and method for high ambient noise conditions' [patent_app_type] => 1 [patent_app_number] => 8/055378 [patent_app_country] => US [patent_app_date] => 1993-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 7940 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/327/05327506.pdf [firstpage_image] =>[orig_patent_app_number] => 055378 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/055378
Voice transmission system and method for high ambient noise conditions May 2, 1993 Issued
Array ( [id] => 3062213 [patent_doc_number] => 05338985 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-16 [patent_title] => 'Low voltage, simplified and temperature compensated logarithmic detector' [patent_app_type] => 1 [patent_app_number] => 8/054472 [patent_app_country] => US [patent_app_date] => 1993-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3426 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/338/05338985.pdf [firstpage_image] =>[orig_patent_app_number] => 054472 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/054472
Low voltage, simplified and temperature compensated logarithmic detector Apr 27, 1993 Issued
08/054036 SOUND SYSTEM GAIN AND EQUALIZATION CIRCUIT Apr 27, 1993 Pending
Menu