Search

Raymond Rei-yang Chai

Examiner (ID: 797, Phone: (571)270-0576 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
2844, 2845
Total Applications
708
Issued Applications
510
Pending Applications
80
Abandoned Applications
134

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20586136 [patent_doc_number] => 20260071728 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-12 [patent_title] => Adaptive Flashlight Control Module [patent_app_type] => utility [patent_app_number] => 19/277099 [patent_app_country] => US [patent_app_date] => 2025-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21168 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 19277099 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/277099
Adaptive Flashlight Control Module Jul 21, 2025 Pending
Array ( [id] => 20891663 [patent_doc_number] => 20260229442 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-08-06 [patent_title] => ELECTRON TUBE [patent_app_type] => utility [patent_app_number] => 19/142798 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4847 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19142798 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/142798
ELECTRON TUBE Jun 23, 2025 Pending
Array ( [id] => 20448269 [patent_doc_number] => 20260004995 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-01 [patent_title] => METHOD OF CONTROLLING HIGH-FREQUENCY POWER SUPPLY SYSTEM [patent_app_type] => utility [patent_app_number] => 19/238672 [patent_app_country] => US [patent_app_date] => 2025-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16066 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 789 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19238672 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/238672
METHOD OF CONTROLLING HIGH-FREQUENCY POWER SUPPLY SYSTEM Jun 15, 2025 Pending
Array ( [id] => 20247632 [patent_doc_number] => 20250296501 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-25 [patent_title] => OPTICAL DEVICE AND DIRECTION DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 19/233186 [patent_app_country] => US [patent_app_date] => 2025-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11000 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19233186 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/233186
OPTICAL DEVICE AND DIRECTION DISPLAY DEVICE Jun 9, 2025 Pending
Array ( [id] => 20237335 [patent_doc_number] => 20250294654 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => LOAD REGULATION OPTIMIZATION CIRCUIT FOR WIDE-LOAD LIGHT-EMITTING DIODE (LED) DRIVER POWER SUPPLY [patent_app_type] => utility [patent_app_number] => 19/224006 [patent_app_country] => US [patent_app_date] => 2025-05-30 [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] => -6 [patent_words_short_claim] => 496 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19224006 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/224006
LOAD REGULATION OPTIMIZATION CIRCUIT FOR WIDE-LOAD LIGHT-EMITTING DIODE (LED) DRIVER POWER SUPPLY May 29, 2025 Pending
Array ( [id] => 20224557 [patent_doc_number] => 20250287488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-11 [patent_title] => LIGHTING DEVICE FOR BEVERAGE CONTAINER, LIGHTING SYSTEM FOR BEVERAGE CONTAINER AND METHOD OF LIGHTING IN BEVERAGE CONTAINER [patent_app_type] => utility [patent_app_number] => 19/216722 [patent_app_country] => US [patent_app_date] => 2025-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3415 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 19216722 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/216722
LIGHTING DEVICE FOR BEVERAGE CONTAINER, LIGHTING SYSTEM FOR BEVERAGE CONTAINER AND METHOD OF LIGHTING IN BEVERAGE CONTAINER May 22, 2025 Pending
Array ( [id] => 20463589 [patent_doc_number] => 20260013021 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-08 [patent_title] => EMERGENCY DETECTION CIRCUIT AND APPARATUS COMPATIBLE WITH TRIAC DIMMER [patent_app_type] => utility [patent_app_number] => 19/214369 [patent_app_country] => US [patent_app_date] => 2025-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1206 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 365 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19214369 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/214369
EMERGENCY DETECTION CIRCUIT AND APPARATUS COMPATIBLE WITH TRIAC DIMMER May 20, 2025 Pending
Array ( [id] => 20097890 [patent_doc_number] => 20250227826 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-10 [patent_title] => LIGHT FIXTURE WITH EXTERNALLY SELECTABLE INTENSITY OR COLOR TEMPERATURE [patent_app_type] => utility [patent_app_number] => 19/091289 [patent_app_country] => US [patent_app_date] => 2025-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2520 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19091289 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/091289
LIGHT FIXTURE WITH EXTERNALLY SELECTABLE INTENSITY OR COLOR TEMPERATURE Mar 25, 2025 Pending
Array ( [id] => 20090853 [patent_doc_number] => 20250220789 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => LIGHTING SYSTEM WITH A PROGRAMMABLE CORRELATED COLOR TEMPERATURE SETTING AND DIMMER LEVEL [patent_app_type] => utility [patent_app_number] => 19/087358 [patent_app_country] => US [patent_app_date] => 2025-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4590 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19087358 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/087358
LIGHTING SYSTEM WITH A PROGRAMMABLE CORRELATED COLOR TEMPERATURE SETTING AND DIMMER LEVEL Mar 20, 2025 Pending
Array ( [id] => 20252676 [patent_doc_number] => 20250301545 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-25 [patent_title] => ILLUMINATION DRIVER CIRCUIT COMPATIBLE WITH ELECTRONIC BALLAST AND MAINS SUPPLY, AND ILLUMINATION DEVICE [patent_app_type] => utility [patent_app_number] => 19/054932 [patent_app_country] => US [patent_app_date] => 2025-02-17 [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] => -18 [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] => 19054932 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/054932
ILLUMINATION DRIVER CIRCUIT COMPATIBLE WITH ELECTRONIC BALLAST AND MAINS SUPPLY, AND ILLUMINATION DEVICE Feb 16, 2025 Pending
Array ( [id] => 20398928 [patent_doc_number] => 20250374403 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => UWB-BASED VEHICLE LIGHTING CONTROL SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 19/052004 [patent_app_country] => US [patent_app_date] => 2025-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2552 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 19052004 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/052004
UWB-BASED VEHICLE LIGHTING CONTROL SYSTEM AND METHOD Feb 11, 2025 Pending
Array ( [id] => 20046919 [patent_doc_number] => 20250185141 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => SYSTEM, METHOD, AND APPARATUS FOR SELF-ADAPTIVE SCHEDULED LIGHTING CONTROL [patent_app_type] => utility [patent_app_number] => 19/047867 [patent_app_country] => US [patent_app_date] => 2025-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1182 [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] => 19047867 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/047867
SYSTEM, METHOD, AND APPARATUS FOR SELF-ADAPTIVE SCHEDULED LIGHTING CONTROL Feb 6, 2025 Pending
Array ( [id] => 20036216 [patent_doc_number] => 20250174438 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => METHOD FOR IGNITING AND SUPPLYING A LASER OR PLASMA WITH POWER, AND PLASMA OR LASER SYSTEM [patent_app_type] => utility [patent_app_number] => 19/038728 [patent_app_country] => US [patent_app_date] => 2025-01-28 [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] => -9 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19038728 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/038728
METHOD FOR IGNITING AND SUPPLYING A LASER OR PLASMA WITH POWER, AND PLASMA OR LASER SYSTEM Jan 27, 2025 Pending
Array ( [id] => 20037864 [patent_doc_number] => 20250176086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => MULTI-MODAL PROGRAMMABLE SOUND-RESPONSIVE LIGHTING UNIT AND APPLICATION [patent_app_type] => utility [patent_app_number] => 19/039634 [patent_app_country] => US [patent_app_date] => 2025-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2364 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19039634 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/039634
MULTI-MODAL PROGRAMMABLE SOUND-RESPONSIVE LIGHTING UNIT AND APPLICATION Jan 27, 2025 Pending
Array ( [id] => 20631700 [patent_doc_number] => 20260095990 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-02 [patent_title] => LED LIGHT STRING DRIVER, LED LIGHT STRING AND CHRISTMAS TREE [patent_app_type] => utility [patent_app_number] => 19/021840 [patent_app_country] => US [patent_app_date] => 2025-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2482 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19021840 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/021840
LED LIGHT STRING DRIVER, LED LIGHT STRING AND CHRISTMAS TREE Jan 14, 2025 Pending
Array ( [id] => 20103376 [patent_doc_number] => 20250233312 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-17 [patent_title] => WAVEGUIDE ANTENNA STRUCTURE [patent_app_type] => utility [patent_app_number] => 19/017373 [patent_app_country] => US [patent_app_date] => 2025-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4627 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19017373 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/017373
WAVEGUIDE ANTENNA STRUCTURE Jan 9, 2025 Pending
Array ( [id] => 20411237 [patent_doc_number] => 20250380346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-11 [patent_title] => LED LAMP FOR IMPROVING VISUAL EFFECT [patent_app_type] => utility [patent_app_number] => 19/003289 [patent_app_country] => US [patent_app_date] => 2024-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1016 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19003289 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/003289
LED LAMP FOR IMPROVING VISUAL EFFECT Dec 26, 2024 Pending
Array ( [id] => 20654507 [patent_doc_number] => 20260106532 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-16 [patent_title] => POWER MANAGEMENT DEVICE AND METHOD FOR POWER CONVERSION [patent_app_type] => utility [patent_app_number] => 18/981646 [patent_app_country] => US [patent_app_date] => 2024-12-16 [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] => -7 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18981646 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/981646
POWER MANAGEMENT DEVICE AND METHOD FOR POWER CONVERSION Dec 15, 2024 Pending
Array ( [id] => 20072861 [patent_doc_number] => 20250211083 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => AC-TO-DC CONVERTER WITHOUT VOLTAGE MEASUREMENT OF AC POWER SOURCE [patent_app_type] => utility [patent_app_number] => 18/975073 [patent_app_country] => US [patent_app_date] => 2024-12-10 [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] => -17 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18975073 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/975073
AC-TO-DC CONVERTER WITHOUT VOLTAGE MEASUREMENT OF AC POWER SOURCE Dec 9, 2024 Pending
Array ( [id] => 20065510 [patent_doc_number] => 20250203732 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => Light Emission Circuit and Method for Handheld Tool [patent_app_type] => utility [patent_app_number] => 18/973662 [patent_app_country] => US [patent_app_date] => 2024-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1283 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18973662 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/973662
Light Emission Circuit and Method for Handheld Tool Dec 8, 2024 Pending
Menu