AH

Akira Hirakawa

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
NI Nidec: 4 patents #253 of 976Top 30%
SC Sanyo Electric Co.: 4 patents #1,493 of 6,347Top 25%
HC Hitachi Instruments Engineering Co.: 1 patents #18 of 126Top 15%
📍 Sumoto, JP: #4 of 102 inventorsTop 4%
Overall (All Time): #373,450 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
11820488 Image capturing method Nozomu MIURA 2023-11-21
D615503 Heat sink Takaya Otsuki, Takamasa Yamashita 2010-05-11
D600218 Heat sink Takaya Otsuki, Takamasa Yamashita 2009-09-15
D593042 Heat sink Takamasa Yamashita, Takaya Otsuki, Tatsuya Akase 2009-05-26
D573110 Heat sink Takaya Otsuki, Takamasa Yamashita 2008-07-15
6908703 Sealed battery having an electrode substrate exposed portion extending from the electrode assembly Masayuki Saito, Yasuhisa Yamada 2005-06-21
6534215 Sintered cadmium negative electrode for alkaline storage battery and method for producing thereof Yoshitaka Shinyashiki, Masahiro Hosoda 2003-03-18
5757409 Exposure method and pattern data preparation system therefor, pattern data preparation method and mask as well as exposure apparatus Yoshihiko Okamoto, Haruo Yoda, Ikuo Takada, Yukinobu Shibata, Norio Saitou +2 more 1998-05-26
5557314 Exposure method and pattern data preparation system therefor, pattern data preparation method and mask as well as exposure apparatus Yoshihiko Okamoto, Haruo Yoda, Ikuo Takada, Yukinobu Shibata, Norio Saitou +2 more 1996-09-17
5371373 Electron beam lithography method and apparatus separating repetitive and non-repetitive pattern data Yukinobu Shibata 1994-12-06
5281495 Alkaline storage cell having a negative electrode comprising a cadmium active material Hironori Honda, Toshihiro Inoue, Yutaka Doi, Yoshiyuki Fujimoto, Toshiaki Shiojiri +1 more 1994-01-25
5208122 Enclosed alkaline storage cell Takahisa Awajitani, Hironori Honda 1993-05-04
5206517 Electron beam lithographic method Yukinobu Shibata, Ikuo Takada, Tadao Konishi 1993-04-27