HK

Hideo Koizumi

TO Toshiba: 4 patents #258 of 2,688Top 10%
HC Husqvarna Zenoah Co.: 2 patents #17 of 42Top 45%
AC Asahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Overall (All Time): #579,244 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8113155 Two-cycle engine Takashi Ooniwa 2012-02-14
D638856 Internal combustion engine Takashi Nakamura 2011-05-31
5983951 Wear resistant loom part and loom comprising the same Junji Taniguchi, Kazuya Tsujimoto, Yasuhisa Shiraishi 1999-11-16
5397682 Polyimide precursor and photosensitive composition containing the same Yoshio Matsuoka, Yoshiaki Kawai 1995-03-14
4671696 Shaft assembly and manufacturing process thereof Tadashi Suzuki, Jun Takeyama, Kunitsugu Tsukui 1987-06-09
4531227 Rotary anode for X-ray tube Yoshio Fukuhara 1985-07-23
4514234 Molybdenum board and process of manufacturing the same Yoshiharu Fukasawa, Tatsuhiko Matsumoto, Mituo Kawai, Shigeru Ueda, Hiroyuki Saitou 1985-04-30
4482837 Rotary anode for an X-ray tube and a method for manufacturing the same Isamu Koseki, Tadashi Morita, Shu Yamazaki, Yoshio Fukuhara 1984-11-13
4430296 Molybdenum-based alloy Hideo Ishihara, Tatsuhiko Matsumoto, Katsuhiko Kawakita 1984-02-07