Search

Fred Tzeng

Examiner (ID: 12070)

Most Active Art Unit
2627
Art Unit(s)
2186, 2627, 2752, 2695, 2625, 2651, 2686
Total Applications
1769
Issued Applications
1587
Pending Applications
70
Abandoned Applications
137

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19175802 [patent_doc_number] => 20240161776 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => ROTATING ELECTROMAGNET FOR REMOVABLE DISK CLAMP [patent_app_type] => utility [patent_app_number] => 18/223452 [patent_app_country] => US [patent_app_date] => 2023-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4867 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18223452 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/223452
Rotating electromagnet for removable disk clamp Jul 17, 2023 Issued
Array ( [id] => 19486968 [patent_doc_number] => 12106691 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Display device [patent_app_type] => utility [patent_app_number] => 18/349616 [patent_app_country] => US [patent_app_date] => 2023-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 9146 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18349616 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/349616
Display device Jul 9, 2023 Issued
Array ( [id] => 19685224 [patent_doc_number] => 20250003769 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => Devices With Hall Effect User Interface Control [patent_app_type] => utility [patent_app_number] => 18/345825 [patent_app_country] => US [patent_app_date] => 2023-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4547 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18345825 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/345825
Devices With Hall Effect User Interface Control Jun 29, 2023 Issued
Array ( [id] => 18727395 [patent_doc_number] => 20230341683 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => NEAR EYE 3D DISPLAY WITH SEPARATE PHASE AND AMPLITUDE MODULATORS [patent_app_type] => utility [patent_app_number] => 18/343497 [patent_app_country] => US [patent_app_date] => 2023-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7512 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18343497 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/343497
Near eye 3D display with separate phase and amplitude modulators Jun 27, 2023 Issued
Array ( [id] => 18848435 [patent_doc_number] => 20230410839 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => MAGNETIC RECORDING INFORMATION PROCESSING DEVICE AND MAGNETIC RECORDING INFORMATION PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/333887 [patent_app_country] => US [patent_app_date] => 2023-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5164 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18333887 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/333887
Magnetic recording information processing device and magnetic recording information processing method Jun 12, 2023 Issued
Array ( [id] => 18694348 [patent_doc_number] => 20230324756 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => FORMING ELECTROCHROMIC STACKS USING AT MOST ONE METALLIC LITHIUM DEPOSITION STATION [patent_app_type] => utility [patent_app_number] => 18/332610 [patent_app_country] => US [patent_app_date] => 2023-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12706 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18332610 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/332610
Forming electrochromic stacks using at most one metallic lithium deposition station Jun 8, 2023 Issued
Array ( [id] => 18787481 [patent_doc_number] => 20230375801 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => Electronic Devices with Optical Module Positioning Systems [patent_app_type] => utility [patent_app_number] => 18/331010 [patent_app_country] => US [patent_app_date] => 2023-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9321 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18331010 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/331010
Electronic devices with optical module positioning systems Jun 6, 2023 Issued
Array ( [id] => 19327729 [patent_doc_number] => 12045414 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Display device [patent_app_type] => utility [patent_app_number] => 18/322494 [patent_app_country] => US [patent_app_date] => 2023-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4400 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18322494 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322494
Display device May 22, 2023 Issued
Array ( [id] => 18772293 [patent_doc_number] => 20230367117 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => EYE TRACKING USING CAMERA LENS-ALIGNED RETINAL ILLUMINATION [patent_app_type] => utility [patent_app_number] => 18/143213 [patent_app_country] => US [patent_app_date] => 2023-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9525 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18143213 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/143213
EYE TRACKING USING CAMERA LENS-ALIGNED RETINAL ILLUMINATION May 3, 2023 Pending
Array ( [id] => 20102802 [patent_doc_number] => 20250232738 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-17 [patent_title] => DISPLAY PANEL AND DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 18/701628 [patent_app_country] => US [patent_app_date] => 2023-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18701628 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/701628
DISPLAY PANEL AND DISPLAY APPARATUS Apr 24, 2023 Pending
Array ( [id] => 18743062 [patent_doc_number] => 20230352050 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => METHOD OF OPERATING AN ELECTRIC MOTOR, CORRESPONDING DEVICE AND HARD DISK DRIVE [patent_app_type] => utility [patent_app_number] => 18/300806 [patent_app_country] => US [patent_app_date] => 2023-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6814 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18300806 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/300806
Method of operating an electric motor, corresponding device and hard disk drive Apr 13, 2023 Issued
Array ( [id] => 19085899 [patent_doc_number] => 20240112700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => MAGNETIC DISK DEVICE AND HEAD CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 18/184237 [patent_app_country] => US [patent_app_date] => 2023-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11799 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18184237 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/184237
Magnetic disk device and head control method Mar 14, 2023 Issued
Array ( [id] => 19979985 [patent_doc_number] => 12347471 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Magnetic disk device and method [patent_app_type] => utility [patent_app_number] => 18/119254 [patent_app_country] => US [patent_app_date] => 2023-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 18 [patent_no_of_words] => 4588 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18119254 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/119254
Magnetic disk device and method Mar 7, 2023 Issued
Array ( [id] => 19979985 [patent_doc_number] => 12347471 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Magnetic disk device and method [patent_app_type] => utility [patent_app_number] => 18/119254 [patent_app_country] => US [patent_app_date] => 2023-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 18 [patent_no_of_words] => 4588 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18119254 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/119254
Magnetic disk device and method Mar 7, 2023 Issued
Array ( [id] => 20028435 [patent_doc_number] => 20250166657 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => MAGNETIC RECORDING MEDIUM AND CARTRIDGE [patent_app_type] => utility [patent_app_number] => 18/840356 [patent_app_country] => US [patent_app_date] => 2023-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25060 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18840356 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/840356
Magnetic recording medium and cartridge Mar 6, 2023 Issued
Array ( [id] => 19062878 [patent_doc_number] => 11942123 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-26 [patent_title] => Measuring VCM radial location using flex circuit shape during spiral write [patent_app_type] => utility [patent_app_number] => 18/177051 [patent_app_country] => US [patent_app_date] => 2023-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 7609 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18177051 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/177051
Measuring VCM radial location using flex circuit shape during spiral write Feb 28, 2023 Issued
Array ( [id] => 20375054 [patent_doc_number] => 12482496 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Noncontact communication device, magnetic tape drive, noncontact communication system, method for operating noncontact communication device, and program [patent_app_type] => utility [patent_app_number] => 18/173784 [patent_app_country] => US [patent_app_date] => 2023-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 37 [patent_figures_cnt] => 38 [patent_no_of_words] => 14447 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18173784 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/173784
Noncontact communication device, magnetic tape drive, noncontact communication system, method for operating noncontact communication device, and program Feb 23, 2023 Issued
Array ( [id] => 18599911 [patent_doc_number] => 20230274712 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => Circuit Device And Head-Up Display [patent_app_type] => utility [patent_app_number] => 18/160558 [patent_app_country] => US [patent_app_date] => 2023-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15562 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18160558 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/160558
Circuit device and head-up display Jan 26, 2023 Issued
Array ( [id] => 18651057 [patent_doc_number] => 20230296893 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => Electronic Devices With Biased Guide Rails [patent_app_type] => utility [patent_app_number] => 18/156327 [patent_app_country] => US [patent_app_date] => 2023-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7086 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18156327 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/156327
Electronic Devices With Biased Guide Rails Jan 17, 2023 Pending
Array ( [id] => 18651057 [patent_doc_number] => 20230296893 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => Electronic Devices With Biased Guide Rails [patent_app_type] => utility [patent_app_number] => 18/156327 [patent_app_country] => US [patent_app_date] => 2023-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7086 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18156327 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/156327
Electronic Devices With Biased Guide Rails Jan 17, 2023 Pending
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