KF

Kazumasa Fujioka

HI Hitachi: 10 patents #4,206 of 28,497Top 15%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
📍 Ibaraki, JP: #1,034 of 6,779 inventorsTop 20%
Overall (All Time): #526,377 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5925929 Cooling apparatus for electronic elements Heikichi Kuwahara, Toshio Takasaki, Syuuji Saitoo, Eiichi Toyota 1999-07-20
5651414 Heat-pipe type cooling apparatus Osamu Suzuki, Heikichi Kuwahara, Syuuji Saitoo, Nobuo Suzuki, Koichi Isaka 1997-07-29
4748315 Molecular beam source Kunihiro Takahashi, Naoyuki Tamura 1988-05-31
4672392 Thermal head for thermal printer Kazuya Higeta, Takahiro Daikoku, Isao Nakajima 1987-06-09
4664062 Apparatus for manufacturing semiconductors Hideaki Kamohara, Toshiaki Kobari, Kunihiro Takahashi, Shinjiro Ueda 1987-05-12
4587399 Thermal head Kazuya Higeta, Takeo Nemoto, Takahiro Daikoku, Isao Nakajima 1986-05-06
4580522 Rotary substrate holder of molecular beam epitaxy apparatus Sumio Okuno, Muneo Mizumoto, Hideaki Kamohara, Shinjiro Ueda, Takao Kuroda +2 more 1986-04-08
4335324 Rotor for hydrogen-cooled rotary electric machines Wataru Nakayama 1982-06-15
4311931 Rotor for hydrogen-cooled rotary electric machines Wataru Nakayama 1982-01-19
4246503 Gas flow cooling system for a rotary electric machine Wataru Nakayama 1981-01-20