KI

Koso Ishihara

SC Sanyo Electric Co.: 4 patents #1,493 of 6,347Top 25%
SI Sun Electronic Industries: 1 patents #9 of 14Top 65%
📍 Daito, JP: #146 of 468 inventorsTop 35%
Overall (All Time): #1,227,104 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8462484 Method for manufacturing electrolytic capacitor with electrically conductive solid layer and electrolytic capacitor with electrically conductive solid layer Kenji Kakuma, Masakazu Hosogi, Junichi Yamashita, Yutaka Taketani, Hiroyuki Okuda 2013-06-11
7869190 Solid electrolytic capacitor Keiko Matsuoka, Kazuhiro Kato, Hiroyuki Okuda 2011-01-11
5155645 Magnetic head with improved efficiency in both high and low frequency ranges Tsukasa Shimizu, Yoshiaki Shimizu, Jyoichi Tamada, Hiroyuki Okuda, Takao Yamano +2 more 1992-10-13
4772967 Magnetic recording apparatus in a helical scan system Hiroyuki Okuda, Masaru Doi, Yoshiaki Shimizu, Takao Yamano, Kazuo Ino 1988-09-20