Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8592504 | Amorphous siliceous powder, process for production thereof, resin composition, and semiconductor encapsulation material | Yasuhisa Nishi, Hiroshi Murata | 2013-11-26 |
| 8480990 | Silica powder, process for its production, and composition employing it | Hidetoshi Naito, Keishi Iizuka, Yasuhisa Nishi | 2013-07-09 |
| 5905939 | Process for producing connecting rod | Zenzo Ishijima, Junichi Ichikawa, Jun Sakai, Hideo Shikata, Hideo Urata | 1999-05-18 |