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Patent invalidity dossiers.

7,175 patents in the database, sorted by number of on-file litigation cases. Of these, 2,988 have at least one tracked case across 6,606 litigations.

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US7427546
0 cases1/8 sections
Patent Overview: US 7,427,546 B2 Title: Transistor device and method for manufacturing the same Inventor: Jeong-Ho Park Original Assignee: Dongbu Hitek Co., Ltd. (current assignee listing includes DB HiTek Co Ltd, Cavium International, and…
View full analysis →added 9/23/2026
US7428707
0 cases1/8 sections
Patent Overview — US 7,428,707 B2 Title: Customizable web site access system and method therefore Patent number / application: US 7,428,707 B2; Application US 10/698,332 (US 698,332,003 A). A pre-grant publication, US 2005/0055643 A1, is…
View full analysis →added 9/23/2026
US7436936
0 cases1/8 sections
Patent Overview — US 7,436,936 B2 Title: VoIP call through tester Patent number: US 7,436,936 B2 Application number: US 11/064,415 Inventors: Richard D. Terpstra; Thomas S. Traylor; Gregory Keith Brown; John Thomas Ward; Andrew B. Lundgren…
View full analysis →added 9/23/2026
US7440660
0 cases1/8 sections
Patent Overview — US 7,440,660 B1 Title: Transducer for heat assisted magnetic recording Assignee: Seagate Technology LLC (original assignee; listed current assignee is also Seagate Technology LLC) Inventor(s): Xuhui Jin; Chubing Peng…
View full analysis →added 9/23/2026
US7449377
0 cases1/8 sections
Patent Overview — US 7,449,377 B2 Title: Method of fabricating poly silicon layer Assignee: Chunghwa Picture Tubes, Ltd. (original and current assignee per the source listing) Inventors: Chiung-Wei Lin, Sheng-Chi Lee, Yi-Liang Chen…
View full analysis →added 9/23/2026
US7456488
0 cases1/8 sections
Patent Overview: US7456488B2 — "Porogen Material" Title: Porogen material Patent number: US7456488B2 Application number: US10/301,109 Inventors: Chongying Xu, Alexander S. Borovik, Thomas H. Baum Original assignee: Advanced Technology…
View full analysis →added 9/23/2026
US7457630
0 cases1/8 sections
Patent Overview — US 7,457,630 B2 Title: Data boundary aware base station assisted position location Patent number: US7457630B2 Assignee: Qualcomm Inc (current and original assignee; the source notes listed assignees may be inaccurate and…
View full analysis →added 9/23/2026
US7464057
0 cases1/8 sections
Patent Overview — US 7,464,057 B2 Title: Method and system for multi-currency escrow service for web-based transactions Patent number / application: US7464057B2; application US10/109,782; earlier publication US20020161707A1. Assignee…
View full analysis →added 9/23/2026
US746446
0 cases1/8 sections
Patent Overview — US 746446 Title: Convertible Chair and Couch Patent number: US 746446A Inventor: Frederick S. Bown, of Charleston, County of Kanawha, West Virginia, a U.S. citizen. Assignee: None named in the supplied text; the record…
View full analysis →added 9/23/2026
US7472187
0 cases1/8 sections
Patent Overview: US 7,472,187 B2 Title: Communications and information resource manager Patent number: US 7,472,187 B2 Inventor: Dale W. Malik Original assignee: AT&T Intellectual Property I LP (assignment recorded 2004-11-24 to BellSouth…
View full analysis →added 9/21/2026
US7484008
0 cases1/8 sections
US7484008B1 — Patent Overview Title: Apparatus for vehicle internetworks Patent number: US7484008B1 Application number: US09/684,490 Inventors: David C. Gelvin; Lewis D. Girod; William J. Kaiser; Fredric Newberg; Gregory J. Pottie Current…
View full analysis →added 9/20/2026
US7485934
0 cases1/8 sections
Patent Overview: US 7,485,934 B2 Title: Integrated semiconductor structure for SRAM cells Patent number / application: US 7,485,934 B2; Application US 11/257,572 Inventor: Jhon-Jhy Liaw Assignee: Taiwan Semiconductor Manufacturing Co…
View full analysis →added 9/23/2026
US7486720
0 cases1/8 sections
US 7486720 — Training Frames for MIMO Stations Title: Training frames for MIMO stations Patent number: US 7486720 B2 Application number: US 11/127,006 Inventors: Andreas F. Molisch, Jianxuan Du, Daqing Gu Assignee: Mitsubishi Electric…
View full analysis →added 9/23/2026
US7490225
0 cases1/8 sections
Patent Overview — US 7,490,225 B2 Title: Synchronizing master processor by stalling when tracking of coprocessor rename register resource usage count for sent instructions reaches credited apportioned number Patent number / application: US…
View full analysis →added 9/23/2026
US7491624
0 cases1/8 sections
Patent Overview — US7491624B2 Title: Method of manufacturing low CTE substrates for use with low-k flip-chip package devices Patent number: US7491624B2 (application US11/610,752; pre-grant publication US20070087479A1) Original assignee…
View full analysis →added 9/23/2026
US7491629
0 cases1/8 sections
Patent Overview — US 7,491,629 B2 Title: Method for producing an n-doped field stop zone in a semiconductor body and semiconductor component having a field stop zone Assignee: Infineon Technologies Austria AG (original and current assignee…
View full analysis →added 9/23/2026
US7491680
0 cases1/8 sections
US 7,491,680 B2 — Patent Overview Title: Device for chemical and biochemical reactions using photo-generated reagents Patent number / application: US 7,491,680 B2; application US 10/241,411 Inventors: Xiaolian Gao, Xiaochuan Zhou, Erdogan…
View full analysis →added 9/23/2026
US7492060
0 cases1/8 sections
Patent Overview — US 7,492,060 B2 Title: Fault-tolerant circuit device in fuel cell AC inverter Patent number / application: US 7,492,060 B2; application US 11/514,344; earlier publication US 2008/0054726 A1. Assignee: Institute of Nuclear…
View full analysis →added 9/23/2026
US7492386
0 cases1/8 sections
Patent Overview — US 7,492,386 B2 Title: Display management during a multi-party conversation Patent number: US 7,492,386 B2 (application US 10/982,655) Inventors: Paul Henry Nichols; Myra Louise Rice; Carey Lloyd Moulton Original…
View full analysis →added 9/23/2026
US7492855
0 cases1/8 sections
Patent Overview — US 7,492,855 B2 Title: System and method for detecting an object Source: https://patents.google.com/patent/US7492855/en (excerpted) Identifiers and dates (as supplied): Application US10/743,195; filed 2003-12-22; priority…
View full analysis →added 9/21/2026