Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5459114 | Method for producing ceramic products | Kiyoshi Sato, Hiroki Morozumi, Atushi Tezuka, Tomoko Aoki, Hirohiko Nakahara +2 more | 1995-10-17 |
| 5151390 | Silicon nitride-based fibers and composite material reinforced with fibers | Hiroyuki Aoki, Tadashi Suzuki, Toshio Katahata, Mutsuo Haino, Genshiro Nishimura +2 more | 1992-09-29 |
| 5145812 | Molded articles formed of silicon nitride based ceramic and process for producing same | Mikiro Arai, Osamu Funayama, Hayato Nishii, Tamio Ishiyama, Takeshi Isoda +6 more | 1992-09-08 |
| 5094993 | Hydrotreating catalysts | Tadashi Miura, Ikuo Akizuki, Shohei Okano, Takuji Itoh | 1992-03-10 |
| 4837193 | Hydrotreating catalyst and process of manufacture | Ikuo Akizuki, Shohei Okano, Nobuo Otake, Keiji Kumagai, Yoshihito Kaneko | 1989-06-06 |
| 4833107 | Method for producing nitride-base ceramics | Kozaburo Tamura, Takeshi Isoda | 1989-05-23 |