Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6056912 | Process for producing carbon-fiber-reinforced composite material | Yoshio Sohda, Masaaki Shinagawa | 2000-05-02 |
| 5935359 | Process for producing carbonaceous preform | Yoshio Sohda, Mitsuhiro Ishii, Masakazu Hiro | 1999-08-10 |
| 5803210 | Disk brakes | Masakazu Hiro, Yoshio Soda, Mitsuhiro Ishii | 1998-09-08 |
| 5614134 | Process for preparing carbon/carbon composite preform and carbon/carbon composite | Yoshio Sohda, Yutaka Sanokawa | 1997-03-25 |
| 5587203 | Method for preparing a carbon/carbon composite material | Yoshio Soda, Masaaki Shinagawa, Noriyuki Kiuchi | 1996-12-24 |
| 5523035 | Process for producing carbonaceous material | Yoshio Sohda, Yukinori Kude, Hiroshi Makino | 1996-06-04 |
| 5433937 | Process for producing carbon preform | Yoshio Sohda, Yutaka Sonokawa | 1995-07-18 |
| 5399378 | Process of manufacturing carbon fibers with high chemical stability | Seiichi Uemura, Yoshio Sohda | 1995-03-21 |
| 5093156 | Process for preparing carbon material | Seiichi Uemura, Yoshio Sohda, Yasuji Ido, Yukinori Kude, Toshio Hirai +2 more | 1992-03-03 |