YO

Yoshiaki Okamoto

SC Shin-Etsu Quartz Co.: 3 patents #3 of 11Top 30%
EC Elephant Chain Block Co.: 2 patents #11 of 21Top 55%
DL Denka Company Limited: 1 patents #223 of 434Top 55%
Overall (All Time): #486,231 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12421438 Alumina powder, resin composition, and heat dissipation component Takafumi Komaki, Junya NITTA, Masakazu Hirata, Genta Karino 2025-09-23
D498197 Fixture for wheel cover 2004-11-09
6120104 Wheel cover Hiromu Okamoto, Yuko Okamoto 2000-09-19
6045195 Wheel cover 2000-04-04
D418472 Wheel cover Miki Hugiwara, Hiromu Okamoto 2000-01-04
5575457 Structure for controlling braking action of a mechanical brake of a lever type hoist and traction machine Yoshitaka Inoue, Yasuo Wada, Eikichi Kobayashi 1996-11-19
5570872 Free-rotation control apparatus of hoist and traction machine Yoshitaka Inoue, Yasuo Wada 1996-11-05
5563743 Base body of a reflecting mirror and method for the preparation thereof Tatsumasa Nakamura, Yoshiaki Ise 1996-10-08
5461511 Base body of a reflecting mirror and method for the preparation thereof Tatsumasa Nakamura, Yoshiaki Ise 1995-10-24
5316564 Method for preparing the base body of a reflecting mirror Tatsumasa Nakamura, Yoshiaki Ise 1994-05-31