Gen TAMAMUSHI has been granted 10 US patents while listed as an inventor at Tokyo Electron Limited . The first was granted in 2021 and the most recent in November 2025. Gen TAMAMUSHI ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Gen TAMAMUSHI in Rifu, JP.
Patents per Year Patents granted per year, 2021 to 2024 Bar chart with a peak of 4 patents in 2024. peak 4 2021: 2 patents 2021 2022: 3 patents 2022 2024: 4 patents 2024 Issued Patents All Time
Showing 1–10 of 10 patents
Patent # Title Co-Inventors Date
12476080 Plasma processing apparatus, power supply system, control method, program, and storage medium — 2025-11-18
12125679 Plasma processing apparatus and processing method Chishio Koshimizu , Masahiro Inoue , Yuto KOSAKA , Shoichiro Matsuyama 2024-10-22
12087591 Plasma processing apparatus and system Kazuya Nagaseki 2024-09-10
12057294 Plasma processing apparatus and plasma processing method Chishio Koshimizu , Masahiro Inoue 2024-08-06
11984303 Holding method of edge ring, plasma processing apparatus, and substrate processing system — 2024-05-14
11443924 Upper electrode and plasma processing apparatus Kazuya Nagaseki , Chishio Koshimizu 2022-09-13
11315793 Etching method and plasma processing apparatus Kazuya Nagaseki 2022-04-26
11227773 Method for controlling electrostatic chuck and plasma processing apparatus — 2022-01-18
10943766 Power feed member and substrate processing apparatus Shunichi Ito , Shinji Himori , Etsuji Ito , Naokazu Furuya 2021-03-09
10886135 Substrate processing method and substrate processing apparatus Shinji Kubota , Kazuya Nagaseki , Akihiro Yokota 2021-01-05