KI

Keiji Iwata

SC Screen Holdings Co.: 7 patents #101 of 686Top 15%
MC Murata Manufacturing Co.: 5 patents #1,480 of 5,295Top 30%
TK Toyo Denso Kabushiki Kaisha: 3 patents #18 of 182Top 10%
NS Nippon Steel: 3 patents #914 of 4,423Top 25%
Kyocera: 2 patents #1,365 of 3,732Top 40%
NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
YC Yutaka Electric Mfg. Co.: 1 patents #9 of 19Top 50%
Overall (All Time): #199,908 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12255061 Substrate processing method Tetsuya EMOTO, Shigeru Yamamoto, Daiki Fujii, Kenji Edamitsu, Yuya KAWAI +1 more 2025-03-18
12211687 Substrate treatment apparatus and substrate treatment method Shigeru Yamamoto, Daiki Fujii, Kenji Edamitsu, Yuya KAWAI, Kenichi Ito 2025-01-28
10464107 Substrate processing method and substrate processing apparatus Sei NEGORO, Tomohiro UEMURA, Yuji Sugahara 2019-11-05
10290511 Substrate treatment apparatus and substrate treatment method Hiroki Tsujikawa, Shotaro Tsuda, Seiji ANO 2019-05-14
9865994 Vertical cavity surface emitting laser array and method for manufacturing the same Ippei Matsubara, Takayuki Kona 2018-01-09
9698568 Vertical-cavity surface-emitting laser device and vertical-cavity surface-emitting laser array device Ippei Matsubara, Takayuki Kona, Hiroshi Watanabe, Masashi Yanagase 2017-07-04
9692211 Vertical cavity surface emitting laser array Ippei Matsubara, Takayuki Kona 2017-06-27
9555452 Substrate treatment method and substrate treatment apparatus Sei NEGORO, Yasuhiko Nagai 2017-01-31
9403187 Substrate processing method and substrate processing apparatus Sei NEGORO, Ryo MURAMOTO, Yasuhiko Nagai, Tsutomu OSUKA 2016-08-02
9340761 Substrate processing method and substrate processing apparatus Sei NEGORO, Ryo MURAMOTO, Yasuhiko Nagai, Tsutomu OSUKA 2016-05-17
9118167 Vertical cavity surface emitting laser Hiroshi Watanabe, Atsushi TATE, Takayuki Kona, Ippei Matsubara 2015-08-25
8734658 Method for manufacturing grain-oriented electrical steel sheet Yasuhiro Kikuchi 2014-05-27
8519309 Wafer heating apparatus and semiconductor manufacturing apparatus Koichi Nagasaki, Tsunehiko Nakamura 2013-08-27
8071916 Wafer heating apparatus and semiconductor manufacturing apparatus Koichi Nagasaki, Tsunehiko Nakamura 2011-12-06
8034196 Low core loss grain-oriented electrical steel plate and method of manufacturing the same Hideyuki Hamamura 2011-10-11
6605412 Resist pattern and method for forming wiring pattern Toshio Hagi 2003-08-12
6205659 Method for forming push rod for switch 2001-03-27
5762183 Switch device and manufacturing method of stationary contact base thereof 1998-06-09
5679937 Switching device 1997-10-21
5680302 AC output control apparatus Michihisa Murasato, Kenichi TANIGAWA, Sadaharu Tamoto 1997-10-21
5621649 Method for analyzing electromagnetic field Hosei Hirano, Takatsugu Ueyama, Kenji Umetsu 1997-04-15