HT

Hiroyuki Tsukada

KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
II Ichikoh Industries: 3 patents #35 of 256Top 15%
Ngk Spark Plug Co.: 2 patents #703 of 1,594Top 45%
CC Citizen Holdings Co.: 1 patents #208 of 431Top 50%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
Overall (All Time): #412,631 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
11142819 Sputtering target Masahiro Fujita, Koji Nishioka 2021-10-12
9494547 Gas sensor control apparatus and method Norikazu Ieda 2016-11-15
8274637 Liquid crystal panel having an opening in transparent conductive layer for venting gas Yoshitaka Kinoshita, Atsushi Shiraishi, Toshihiko Satou 2012-09-25
8166800 Gas concentration detection apparatus and gas concentration detection system Norikazu Ieda, Yoshinori Inoue, Masahiro Tanaka 2012-05-01
5978922 Computer system having resume function Makoto Arai, Shigenobu Sato, Hideaki Muraya, Keiichi Kato 1999-11-02
5963738 Computer system for reading/writing system configuration using I/O instruction Masayo Yamaki 1999-10-05
5931948 Portable computer system having password control means for holding one or more passwords such that the passwords are unreadable by direct access from a main processor Toshikazu Morisawa, Masayo Yamaki, Tohru Mamata, Tatsuya Kawawa 1999-08-03
5613135 Portable computer having dedicated register group and peripheral controller bus between system bus and peripheral controller Makoto Sakai, Koichi Dewa, Keiichi Uehara, Tohru Mamata, Yasuhiro Nishino +1 more 1997-03-18
5537544 Portable computer system having password control means for holding one or more passwords such that the passwords are unreadable by direct access from a main processor Toshikazu Morisawa, Masayo Yamaki, Tohru Mamata, Tatsuya Kawawa 1996-07-16
5442525 Vehicle lamp 1995-08-15
5390088 Vehicle lamp device 1995-02-14
5072348 Vehicle lamp 1991-12-10