YY

Yoshihiro Yamakawa

SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
AE Alpine Electronics: 1 patents #279 of 637Top 45%
📍 Shinagawa, JP: #282 of 807 inventorsTop 35%
Overall (All Time): #1,566,727 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D610125 Amplifier Takashi Ichikawa 2010-02-16
D299145 Refrigerator Takashi Kuwabara, Yoshiharu Shimura, Yuko Hayashi, Toshiyuku Hanamure, Kaoru Kanemori 1988-12-27
4711098 Refrigerator Takashi Kuwabara, Yoshiharu Shimura, Yuko Hayashi, Toshiyuki Hanamure, Kaoru Kanemori 1987-12-08