YU

Yoshihiro Umezawa

TL Tokyo Electron Limited: 10 patents #748 of 5,567Top 15%
KC Komatsu Seiren Co.: 2 patents #3 of 34Top 9%
JL Japan Aviation Electronics Industry, Limited: 1 patents #440 of 728Top 65%
NC Nippon Electric Co.: 1 patents #251 of 792Top 35%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
📍 Rifu, JP: #258 of 2,101 inventorsTop 15%
Overall (All Time): #364,472 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12340975 Plasma processing apparatus Takehisa Saito, Naoki Fujiwara 2025-06-24
11935731 Plasma processing apparatus, plasma state detection method, and plasma state detection program Daisuke Hayashi, Shinsuke Oka 2024-03-19
11804366 Plasma processing apparatus Yuki Hosaka, Toshiki Nakajima 2023-10-31
11348768 Plasma processing apparatus Yuki Hosaka, Toshiki Nakajima, Mayo UDA 2022-05-31
11101114 Plasma processing apparatus Yuki Hosaka, Toshiki Nakajima 2021-08-24
10950467 Gas supply mechanism and semiconductor manufacturing system Yuki Hosaka, Toshiki Nakajima, Mayo UDA, Kenichi Shimono 2021-03-16
10685816 Method of etching object to be processed Jun Sato, Kiyoshi Maeda, Mitsunori Ohata, Kazuya Matsumoto 2020-06-16
10510514 Gas supply mechanism and semiconductor manufacturing apparatus Yuki Hosaka, Mayo UDA, Takashi Kubo 2019-12-17
10204766 Ion beam irradiation apparatus and substrate processing apparatus Mitsunori Ohata, Shinji Nagamachi, Kenichi Shimono 2019-02-12
10192774 Temperature control device for processing target object and method of selectively etching nitride film from multilayer film Yuki Hosaka, Toshiki Nakajima, Koichi Nagakura 2019-01-29
5753568 Moisture-permeable, waterproof fabric and its production process Yasunao Shimano, Masashi Mukai, Hideki Chatani, Kazuhiko Takashima, Dai Hara 1998-05-19
5626950 Moisture permeable, waterproof fabric and its production process Yasunao Shimano, Masashi Mukai, Hideki Chatani, Kazuhiko Takashima, Dai Hara 1997-05-06
4857001 Electrical connectors for leadless circuit boards Kenichi Nakano, Tetsuro Tokaichi, Yoshiaki Ichimura, Natsuki Kawabe 1989-08-15