AO

Akihito Ohata

SE Sunstar Engineering: 5 patents #4 of 120Top 4%
UB Uni-Sunstar B.V.: 2 patents #6 of 27Top 25%
Overall (All Time): #1,051,487 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5980407 Sprocket and brake disc having a function to prevent a warpage Norihiko Takamori, Fumihiko Metsugi 1999-11-09
5830095 Sprocket and manufacturing method thereof Norihiko Takamori, Fumihiko Metsugi, Akihito Yoshiie, Shunji Takeda 1998-11-03
D381609 Brake disk Fumihiko Metsugi 1997-07-29
D381610 Brake disk Fumihiko Metsugi 1997-07-29
D381611 Brake disk Fumihiko Metsugi 1997-07-29