KK

Kazuhiko Kashima

TC Toshiba Ceramics Co.: 4 patents #33 of 458Top 8%
CM Covalent Materials: 3 patents #9 of 81Top 15%
GC Globalwafers Japan Co.: 3 patents #8 of 44Top 20%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
Overall (All Time): #459,919 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9541452 Calibration curve formation method, impurity concentration measurement method, and semiconductor wafer manufacturing method Satoko Nakagawa 2017-01-10
8999864 Silicon wafer and method for heat-treating silicon wafer Takeshi Senda, Hiromichi Isogai, Eiji Toyoda, Koji Araki, Tatsuhiko Aoki +4 more 2015-04-07
8476149 Method of manufacturing single crystal silicon wafer from ingot grown by Czocharlski process with rapid heating/cooling process Hiromichi Isogai, Takeshi Senda, Eiji Toyoda, Kumiko Murayama, Koji Izunome +7 more 2013-07-02
8399341 Method for heat treating a silicon wafer Takeshi Senda, Hiromichi Isogai, Eiji Toyoda, Kumiko Murayama, Koji Araki +4 more 2013-03-19
8252700 Method of heat treating silicon wafer Takeshi Senda, Hiromichi Isogai, Eiji Toyoda, Kumiko Murayama, Koji Araki +4 more 2012-08-28
7977219 Manufacturing method for silicon wafer Hiromichi Isogai, Takeshi Senda, Eiji Toyoda, Kumiko Murayama, Koji Izunome +1 more 2011-07-12
7835604 Fiber Bragg grating element Yasuo Uemura, Toshiyuki Inukai 2010-11-16
7193294 Semiconductor substrate comprising a support substrate which comprises a gettering site Reiko Yoshimura, Tsukasa Tada, Koji Izunome 2007-03-20
7048796 Silicon single crystal wafer fabricating method and silicon single crystal wafer Masayuki Watanabe, Junichi Osanai, Akihiko Kobayashi, Hiroyuki Fujimori 2006-05-23
5744401 Silicon wafer manufacturing method eliminating final mirror-polishing step Hiroshi Shirai, Jun Yoshikawa, Youji Ogawa, Kazuya Ookubo, Yukari Kohtari +3 more 1998-04-28
4910156 Neutron transmutation doping of a silicon wafer Shin'ichiro Takasu, Michihiro Ohwa, Eiichi Toji, Kazumoto Homma 1990-03-20