YH

Yasuyuki Hirano

HC Hitachi Koki Co.: 3 patents #334 of 888Top 40%
HC Hakuto Chemical Co.: 1 patents #2 of 9Top 25%
📍 Hitachinaka, JP: #850 of 2,447 inventorsTop 35%
Overall (All Time): #992,266 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9645113 Ionized gas detector and ionized gas detecting method Yoshiaki Haramoto, Hiromichi Yoshida 2017-05-09
5231902 Pneumatically operated screw driver Akira Uno, Satoshi Kuno, Isamu Tanji, Yasuki Ohmori 1993-08-03
5199626 Combustion gas powered tool Tsunehisa Terayama, Takuji Torii, Shinki Ohtsu, Hiromu Utsumi, Teruo Suzuki +3 more 1993-04-06
4975150 Method for preventing plugging of suction roll of paper machine and anti-plugging agent therefor Koji Yasuda 1990-12-04
4799416 Guard-moving system in a cutting apparatus Taiichi Kumasaka, Katsuhiko Ozaki, Koichi Sawada 1989-01-24