YW

Yoshihiko Watanabe

HC Hitachi Koki Co.: 2 patents #3 of 87Top 4%
Canon: 2 patents #404 of 1,756Top 25%
📍 Susono, JP: #6 of 72 inventorsTop 9%
Overall (1994): #3,832 of 165,921Top 3%
4
Patents 1994

Issued Patents 1994

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5346023 Slipping torque changing apparatus for impact tool Toshiaki Takagi 1994-09-13
5347503 Optical information processing apparatus for correcting linearity of a photosensor output with respect to power of an emitted light beam Osamu Koyama, Tadashi Kato, Masayuki Usui, Hisatoshi Baba, Hirotake Ando +3 more 1994-09-13
D349029 Portable elecrtric hammer drill Naoki Matsunaga, Hideaki Hasegawa, Toshiaki Takagi 1994-07-26
5287339 Optical information processing apparatus for holding a lens at a predetermined position along a tracking path at pulling-in of focusing control 1994-02-15