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USPTO Data Jan 1 1976 - Nov 10 2026
10,969 Patents
#12 in Tokyo
#25 in Japan
#76 in the World
Tokyo Electron Limited
Forward Citations = 156,558
5,503 inventors:
Tokyo Electron Limited
Calculating rank
% Expired Patents = 20.9
EPO Patents = 240
Trademarks = 69
Forward Citations = 156,558
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5,503 inventors (with patents filed for the assignee):
Chishio Koshimizu (163 out of 171 patents)
Anton J deVilliers (162 out of 217 patents)
H Jim Fulford (125 out of 420 patents)
4. Mark I Gardner (120 out of 637 patents)
5. Alok Ranjan (119 out of 119 patents)
6. Masanobu Honda (108 out of 109 patents)
7. Merritt Funk (107 out of 108 patents)
8. Jeffrey Smith (106 out of 107 patents)
9. Masami Akimoto (105 out of 106 patents)
10. Hitoshi Kato (103 out of 227 patents)
11. Kandabara N Tapily (99 out of 102 patents)
12. Kousuke Yoshihara (95 out of 95 patents)
13. Tsuyoshi Moriya (91 out of 102 patents)
14. Robert Daniel Clark (91 out of 99 patents)
15. Kazuhide Hasebe (90 out of 92 patents)
Core Competencies:
Plasma Processing Apparatus
Substrate Processing Method
Atomic Layer Deposition
Semiconductor Manufacturing
Film Forming Apparatus
Wafer Bonding
Etching Method
Selective Deposition
Metrology Integration
Gas Processing
3D Memory Stacking
Temperature Control
10,969 patents:
Company Overview
Tokyo Electron Limited is a leading provider of semiconductor manufacturing equipment, specializing in advanced plasma processing technologies. The company focuses on a range of core technology topics, including plasma processing apparatus, atomic layer deposition, and etching methods, which are essential for the fabrication of integrated circuits. With a strong emphasis on innovation, Tokyo Electron plays a pivotal role in enhancing substrate processing methods and developing film forming apparatus, contributing significantly to the semiconductor industry's evolution.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tokyo Electron Limited. Retrieved from https://idiyas.com/company/tokyo-electron
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
240 patents (EPO):
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]