KO

Keiichi Okabe

SC Shin-Etsu Handotai Co.: 8 patents #94 of 679Top 15%
NT NTT: 2 patents #2,095 of 4,871Top 45%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #410,597 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
11468165 Intrusion prevention device, intrusion prevention method, and program Hiroki Itoh 2022-10-11
11176252 Intrusion prevention device, intrusion prevention method, and intrusion prevention program Takaaki Koyama, Jun Miyoshi, Yoshihiro Itoh, Naohiko Yoshizumi, Tetsuo Takahashi +3 more 2021-11-16
9093498 Method for manufacturing bonded wafer Susumu Miyazaki 2015-07-28
D669533 Electronic whiteboard Toshihiro Nakashima, Atsushi Tani 2012-10-23
7810383 Method for evaluating semiconductor wafer, apparatus for evaluating semiconductor wafer, and method for manufacturing semiconductor wafer Hisakazu Takano, Daisuke Nakamata 2010-10-12
7727860 Method for manufacturing bonded wafer and outer-peripheral grinding machine of bonded wafer Susumu Miyazaki, Tokio Takei 2010-06-01
D584355 Electronic pen Masataka Hidaka, Yukinobu Kudo 2009-01-06
6583029 Production method for silicon wafer and SOI wafer, and SOI wafer Takao Abe, Tokio Takei, Hajime Miyajima 2003-06-24
6491836 Semiconductor wafer and production method therefor Tadahiro Kato, Sadayuki Okuni, Shunichi Ikeda, Hisashi Oshima 2002-12-10
6358117 Processing method for a wafer Tadahiro Kato, Hisashi Oshima 2002-03-19
6284658 Manufacturing process for semiconductor wafer Tadahiro Kato, Sadayuki Okuni, Hisashi Oshima 2001-09-04
6220928 Surface grinding method and apparatus for thin plate work Hisashi Oshima, Sadayuki Okuni, Tadahiro Kato 2001-04-24