Search

Richard K. Chang

Examiner (ID: 481, Phone: (571)270-3368 , Office: P/2464 )

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

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 9907973 [patent_doc_number] => 20150063174 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-03-05 [patent_title] => 'TRANSMITTER APPARATUS OF MOBILE DEVICE AND OPERATION METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 14/514292 [patent_app_country] => US [patent_app_date] => 2014-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5917 [patent_no_of_claims] => 21 [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] => 14514292 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/514292
Transmitter apparatus of mobile device and operation method thereof Oct 13, 2014 Issued
Array ( [id] => 11646882 [patent_doc_number] => 09668285 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-05-30 [patent_title] => 'Methods and apparatus for standalone LTE RAN using unlicensed frequency band' [patent_app_type] => utility [patent_app_number] => 14/399141 [patent_app_country] => US [patent_app_date] => 2014-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 7933 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14399141 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/399141
Methods and apparatus for standalone LTE RAN using unlicensed frequency band Oct 9, 2014 Issued
Array ( [id] => 10552920 [patent_doc_number] => 09277568 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-03-01 [patent_title] => 'Method, apparatus and system for random access' [patent_app_type] => utility [patent_app_number] => 14/482821 [patent_app_country] => US [patent_app_date] => 2014-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5555 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14482821 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/482821
Method, apparatus and system for random access Sep 9, 2014 Issued
Array ( [id] => 9791295 [patent_doc_number] => 20150003239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-01-01 [patent_title] => 'METHOD AND APPARATUS FOR RESPONSE SCHEDULING IN A DOWNLINK MULTIPLE-USER MULTIPLE INPUT MULTIPLE OUTPUT NETWORK' [patent_app_type] => utility [patent_app_number] => 14/326702 [patent_app_country] => US [patent_app_date] => 2014-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4289 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [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] => 14326702 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/326702
Method and apparatus for response scheduling in a downlink multiple-user multiple input multiple output network Jul 8, 2014 Issued
Array ( [id] => 10918375 [patent_doc_number] => 20140321394 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-30 [patent_title] => 'COMMUNICATION SYSTEM, MOBILE STATION DEVICE, BASE STATION DEVICE, AND COMMUNICATION METHOD' [patent_app_type] => utility [patent_app_number] => 14/325220 [patent_app_country] => US [patent_app_date] => 2014-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 17709 [patent_no_of_claims] => 4 [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] => 14325220 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/325220
Communication system, mobile station device, base station device, and communication method Jul 6, 2014 Issued
Array ( [id] => 11347963 [patent_doc_number] => 09532388 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-12-27 [patent_title] => 'Activating and deactivating transmission time interval bundling' [patent_app_type] => utility [patent_app_number] => 14/313005 [patent_app_country] => US [patent_app_date] => 2014-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 10147 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14313005 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/313005
Activating and deactivating transmission time interval bundling Jun 23, 2014 Issued
Array ( [id] => 11565622 [patent_doc_number] => 09628224 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-04-18 [patent_title] => 'Device and method for optimizing compression level of HARQ signal' [patent_app_type] => utility [patent_app_number] => 14/313542 [patent_app_country] => US [patent_app_date] => 2014-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7907 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14313542 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/313542
Device and method for optimizing compression level of HARQ signal Jun 23, 2014 Issued
Array ( [id] => 10911073 [patent_doc_number] => 20140314089 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-23 [patent_title] => 'LAYER 2 ACCESS METHOD, DEVICE AND SYSTEM ON HFC NETWORK' [patent_app_type] => utility [patent_app_number] => 14/312361 [patent_app_country] => US [patent_app_date] => 2014-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4616 [patent_no_of_claims] => 13 [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] => 14312361 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/312361
LAYER 2 ACCESS METHOD, DEVICE AND SYSTEM ON HFC NETWORK Jun 22, 2014 Abandoned
Array ( [id] => 9784548 [patent_doc_number] => 20140301368 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-09 [patent_title] => 'Method, Node, and System for Selecting Target Cell' [patent_app_type] => utility [patent_app_number] => 14/311908 [patent_app_country] => US [patent_app_date] => 2014-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 10384 [patent_no_of_claims] => 20 [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] => 14311908 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/311908
Method, node, and system for selecting target cell Jun 22, 2014 Issued
Array ( [id] => 10910861 [patent_doc_number] => 20140313877 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-23 [patent_title] => 'PROCESSING METHOD OF WIRELESS FIDELITY TECHNOLOGY AND USER EQUIPMENT' [patent_app_type] => utility [patent_app_number] => 14/311805 [patent_app_country] => US [patent_app_date] => 2014-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 12569 [patent_no_of_claims] => 17 [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] => 14311805 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/311805
Processing method of wireless fidelity technology and user equipment Jun 22, 2014 Issued
Array ( [id] => 11580321 [patent_doc_number] => 09635600 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-04-25 [patent_title] => 'Terminal and communication method thereof' [patent_app_type] => utility [patent_app_number] => 14/312473 [patent_app_country] => US [patent_app_date] => 2014-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 10382 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14312473 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/312473
Terminal and communication method thereof Jun 22, 2014 Issued
Array ( [id] => 9784579 [patent_doc_number] => 20140301399 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-09 [patent_title] => 'Transmission of Data Within a Communications Network' [patent_app_type] => utility [patent_app_number] => 14/311942 [patent_app_country] => US [patent_app_date] => 2014-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 11187 [patent_no_of_claims] => 19 [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] => 14311942 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/311942
Transmission of Data Within a Communications Network Jun 22, 2014 Abandoned
Array ( [id] => 10904655 [patent_doc_number] => 20140307669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-16 [patent_title] => 'METHOD, USER EQUIPMENT, AND BASE STATION FOR TRANSMITTING SUBFRAME INFORMATION' [patent_app_type] => utility [patent_app_number] => 14/310613 [patent_app_country] => US [patent_app_date] => 2014-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9898 [patent_no_of_claims] => 16 [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] => 14310613 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/310613
METHOD, USER EQUIPMENT, AND BASE STATION FOR TRANSMITTING SUBFRAME INFORMATION Jun 19, 2014 Abandoned
Array ( [id] => 11202104 [patent_doc_number] => 09432330 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-30 [patent_title] => 'Data interaction method, apparatus, and system' [patent_app_type] => utility [patent_app_number] => 14/310727 [patent_app_country] => US [patent_app_date] => 2014-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 14383 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14310727 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/310727
Data interaction method, apparatus, and system Jun 19, 2014 Issued
Array ( [id] => 11862648 [patent_doc_number] => 09742351 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-08-22 [patent_title] => 'Apparatus and method for collecting state information of solar module' [patent_app_type] => utility [patent_app_number] => 14/304820 [patent_app_country] => US [patent_app_date] => 2014-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4820 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14304820 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/304820
Apparatus and method for collecting state information of solar module Jun 12, 2014 Issued
Array ( [id] => 9633637 [patent_doc_number] => 20140211745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-07-31 [patent_title] => 'APPARATUS AND METHOD FOR RESOURCE ALLOCATION INFORMATION TRANSMISSION IN MOBILE COMMUNICATION SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/244239 [patent_app_country] => US [patent_app_date] => 2014-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 7670 [patent_no_of_claims] => 26 [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] => 14244239 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/244239
Apparatus and method for resource allocation information transmission in mobile communication system Apr 2, 2014 Issued
Array ( [id] => 10017210 [patent_doc_number] => 09060238 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-06-16 [patent_title] => 'Method for QoS guarantees in a multilayer structure' [patent_app_type] => utility [patent_app_number] => 14/135054 [patent_app_country] => US [patent_app_date] => 2013-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8481 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14135054 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/135054
Method for QoS guarantees in a multilayer structure Dec 18, 2013 Issued
Array ( [id] => 9864965 [patent_doc_number] => 20150044984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-02-12 [patent_title] => 'METHOD AND APPARATUS TO DELIVER PUBLIC WARNING MESSAGES' [patent_app_type] => utility [patent_app_number] => 14/092259 [patent_app_country] => US [patent_app_date] => 2013-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5120 [patent_no_of_claims] => 21 [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] => 14092259 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/092259
Method and apparatus to deliver public warning messages Nov 26, 2013 Issued
Array ( [id] => 9434281 [patent_doc_number] => 20140112187 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-04-24 [patent_title] => 'APPARATUS FOR FLOW-BASED NETWORK MONITORING AND NETWORK MONITORING SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/060714 [patent_app_country] => US [patent_app_date] => 2013-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5775 [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] => 14060714 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/060714
APPARATUS FOR FLOW-BASED NETWORK MONITORING AND NETWORK MONITORING SYSTEM Oct 22, 2013 Abandoned
Array ( [id] => 9434215 [patent_doc_number] => 20140112121 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-04-24 [patent_title] => 'WIRELESS COMMUNICATION SYSTEM INCLUDING COMMUNICATION APPARATUS AND DATA COMMUNICATION METHOD THEREOF' [patent_app_type] => utility [patent_app_number] => 14/060929 [patent_app_country] => US [patent_app_date] => 2013-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7001 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 6 [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] => 14060929 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/060929
Wireless communication system including communication apparatus and data communication method thereof Oct 22, 2013 Issued
Menu