Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11460774 | Photosensitive resin composition, photosensitive dry film, and pattern forming process | Yoshinori Hirano, Michihiro Sugo, Satoshi Asai | 2022-10-04 |
| 8252882 | Polyimide resin produced by using silphenylene compound | Michihiro Sugo, Tomoyuki Goto, Shohei Tagami | 2012-08-28 |
| 8048978 | Silphenylene compound and process for producing the same | Michihiro Sugo, Tomoyuki Goto, Shohei Tagami | 2011-11-01 |
| 5247108 | Electric contact failure-proof oil and method for preventing electric contact failure | Motohiko Hirai | 1993-09-21 |
| 4983388 | Process of preparing silicone composition, and cosmetic and lustering materials containing silicone composition obtained | Satoshi Kuwata, Takaaki Shimizu, Tsutomu Ogihara | 1991-01-08 |