Search

Richard K. Chang

Examiner (ID: 3305, Phone: (571)270-3368 , Office: P/2464 )

Most Active Art Unit
2464
Art Unit(s)
2464, 2616, 2663
Total Applications
302
Issued Applications
252
Pending Applications
10
Abandoned Applications
46

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 12898036 [patent_doc_number] => 20180191187 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => Active Battery Management System [patent_app_type] => utility [patent_app_number] => 15/861593 [patent_app_country] => US [patent_app_date] => 2018-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3716 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15861593 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/861593
Active battery management system Jan 2, 2018 Issued
Array ( [id] => 12095950 [patent_doc_number] => 20170353042 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-07 [patent_title] => 'SMART BATTERY, ELECTRIC ENERGY ALLOCATION BUS SYSTEM, BATTERY CHARGING AND DISCHARGING METHOD AND ELECTRIC ENERGY ALLOCATION METHOD' [patent_app_type] => utility [patent_app_number] => 15/684942 [patent_app_country] => US [patent_app_date] => 2017-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 12302 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15684942 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/684942
Smart Battery, electric energy allocation bus system, battery charging and discharging method and electric energy allocation method Aug 23, 2017 Issued
Array ( [id] => 15226543 [patent_doc_number] => 10500979 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-12-10 [patent_title] => Charging system utilizing excess grid electricity [patent_app_type] => utility [patent_app_number] => 15/639680 [patent_app_country] => US [patent_app_date] => 2017-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3209 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15639680 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/639680
Charging system utilizing excess grid electricity Jun 29, 2017 Issued
Array ( [id] => 14493035 [patent_doc_number] => 10333321 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-25 [patent_title] => Overvoltage and overcurrent protection circuit and mobile terminal [patent_app_type] => utility [patent_app_number] => 15/607731 [patent_app_country] => US [patent_app_date] => 2017-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4843 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 389 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15607731 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/607731
Overvoltage and overcurrent protection circuit and mobile terminal May 29, 2017 Issued
Array ( [id] => 11705594 [patent_doc_number] => 20170174093 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-22 [patent_title] => 'DEVICE AND METHOD FOR OPERATING AN INDUCTIVE CHARGING SYSTEM' [patent_app_type] => utility [patent_app_number] => 15/324482 [patent_app_country] => US [patent_app_date] => 2015-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5066 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15324482 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/324482
DEVICE AND METHOD FOR OPERATING AN INDUCTIVE CHARGING SYSTEM May 31, 2015 Abandoned
Array ( [id] => 10421954 [patent_doc_number] => 20150306965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-29 [patent_title] => 'Hand-powered jump starter for a vehicle' [patent_app_type] => utility [patent_app_number] => 14/694972 [patent_app_country] => US [patent_app_date] => 2015-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1078 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14694972 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/694972
Hand-powered jump starter for a vehicle Apr 22, 2015 Abandoned
Array ( [id] => 10755551 [patent_doc_number] => 20160101703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-04-14 [patent_title] => 'SYSTEMS AND METHODS FOR SAFE CHARGING FOR ELECTRIC OR HYBRID ELECTRIC VEHICLES' [patent_app_type] => utility [patent_app_number] => 14/514036 [patent_app_country] => US [patent_app_date] => 2014-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3881 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14514036 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/514036
SYSTEMS AND METHODS FOR SAFE CHARGING FOR ELECTRIC OR HYBRID ELECTRIC VEHICLES Oct 13, 2014 Abandoned
Array ( [id] => 10260471 [patent_doc_number] => 20150145468 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-05-28 [patent_title] => 'DEVICE AND CHIP FOR CONTROLLING CHARGING, AND USER TERMINAL' [patent_app_type] => utility [patent_app_number] => 14/512576 [patent_app_country] => US [patent_app_date] => 2014-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2738 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14512576 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/512576
DEVICE AND CHIP FOR CONTROLLING CHARGING, AND USER TERMINAL Oct 12, 2014 Abandoned
Array ( [id] => 9893638 [patent_doc_number] => 20150048837 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-02-19 [patent_title] => 'METHOD OF MANAGING STATE OF CHARGE AND ELECTRONIC DEVICE THEREOF' [patent_app_type] => utility [patent_app_number] => 14/445648 [patent_app_country] => US [patent_app_date] => 2014-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 8322 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14445648 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/445648
METHOD OF MANAGING STATE OF CHARGE AND ELECTRONIC DEVICE THEREOF Jul 28, 2014 Abandoned
Array ( [id] => 9855470 [patent_doc_number] => 20150035487 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-02-05 [patent_title] => 'EQUALIZATION DEVICE FOR ASSEMBLED BATTERY' [patent_app_type] => utility [patent_app_number] => 14/445475 [patent_app_country] => US [patent_app_date] => 2014-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6263 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14445475 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/445475
Equalization device for assembled battery Jul 28, 2014 Issued
Array ( [id] => 9855469 [patent_doc_number] => 20150035486 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-02-05 [patent_title] => 'CHARGE CONTROLLER FOR VEHICLE' [patent_app_type] => utility [patent_app_number] => 14/445563 [patent_app_country] => US [patent_app_date] => 2014-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8758 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14445563 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/445563
Charge controller for vehicle Jul 28, 2014 Issued
Array ( [id] => 14248695 [patent_doc_number] => 10274544 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-30 [patent_title] => Route switching circuit and voltage detection device [patent_app_type] => utility [patent_app_number] => 14/445383 [patent_app_country] => US [patent_app_date] => 2014-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 23034 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 537 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14445383 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/445383
Route switching circuit and voltage detection device Jul 28, 2014 Issued
Array ( [id] => 14206321 [patent_doc_number] => 10270293 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-23 [patent_title] => Wireless charger with resonator [patent_app_type] => utility [patent_app_number] => 14/446016 [patent_app_country] => US [patent_app_date] => 2014-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 4557 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14446016 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/446016
Wireless charger with resonator Jul 28, 2014 Issued
Array ( [id] => 10674485 [patent_doc_number] => 20160020630 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-01-21 [patent_title] => 'WIRELESS CHARGING' [patent_app_type] => utility [patent_app_number] => 14/332471 [patent_app_country] => US [patent_app_date] => 2014-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6179 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14332471 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/332471
Wireless charging receiver with variable resonant frequency Jul 15, 2014 Issued
Array ( [id] => 11930967 [patent_doc_number] => 09797958 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-24 [patent_title] => 'Monitoring system' [patent_app_type] => utility [patent_app_number] => 14/333059 [patent_app_country] => US [patent_app_date] => 2014-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5577 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 326 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14333059 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/333059
Monitoring system Jul 15, 2014 Issued
Array ( [id] => 15170999 [patent_doc_number] => 10491014 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-26 [patent_title] => Battery management system and method for extending time until a battery reaches an over-discharged state during storage of an information handling system [patent_app_type] => utility [patent_app_number] => 14/331994 [patent_app_country] => US [patent_app_date] => 2014-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8222 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 383 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14331994 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/331994
Battery management system and method for extending time until a battery reaches an over-discharged state during storage of an information handling system Jul 14, 2014 Issued
Array ( [id] => 9928936 [patent_doc_number] => 20150077128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-03-19 [patent_title] => 'METHOD FOR SENSING OPEN STATE OF BATTERY OF ELECTRONIC PARKING BRAKE SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/332333 [patent_app_country] => US [patent_app_date] => 2014-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4908 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14332333 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/332333
METHOD FOR SENSING OPEN STATE OF BATTERY OF ELECTRONIC PARKING BRAKE SYSTEM Jul 14, 2014 Abandoned
Array ( [id] => 10429682 [patent_doc_number] => 20150314693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-11-05 [patent_title] => 'ELECTRICAL VEHICLE BATTERY RECHARGING SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/331808 [patent_app_country] => US [patent_app_date] => 2014-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1957 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14331808 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/331808
ELECTRICAL VEHICLE BATTERY RECHARGING SYSTEM Jul 14, 2014 Abandoned
Array ( [id] => 10943986 [patent_doc_number] => 20140347006 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-11-27 [patent_title] => 'WIRELESS POWER TRANSMISSION APPARATUS AND METHOD' [patent_app_type] => utility [patent_app_number] => 14/282609 [patent_app_country] => US [patent_app_date] => 2014-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 11262 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14282609 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/282609
WIRELESS POWER TRANSMISSION APPARATUS AND METHOD May 19, 2014 Abandoned
Array ( [id] => 10383297 [patent_doc_number] => 20150268304 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-09-24 [patent_title] => 'SYSTEMS AND METHODS FOR DECREASING PEAK ENERGY CONSUMPTION OF A POWER CONSUMER USING VEHICLE BATTERY CAPACITY' [patent_app_type] => utility [patent_app_number] => 14/220646 [patent_app_country] => US [patent_app_date] => 2014-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4853 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14220646 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/220646
Systems and methods for decreasing peak energy consumption of a power consumer using vehicle battery capacity Mar 19, 2014 Issued
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