Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5569455 | Exhaust gas catalytic purifier construction | Isao Fukui, Masamitsu Takahashi, Hiroshi Murakami, Tetsuhiro Tanaka, Shinobu Miyaura +3 more | 1996-10-29 |
| 5525307 | Exhaust gas purifying catalyst for use in an internal combustion engine | Shigeru Yasaki, Yasutaka Yoshino | 1996-06-11 |
| 5332554 | Exhaust purifying catalyst for use in an internal combustion engine and method of manufacturing same | Shigeru Yasaki, Yasutaka Yoshino | 1994-07-26 |
| 5208206 | Method of manufacturing an exhaust gas purifying catalyst | Shigeru Yasaki, Yasutaka Yoshino, Kenji Ohkubo | 1993-05-04 |
| 5075275 | Catalyst for purification of exhaust gases | Hiroshi Murakami, Kazuko Yamagata | 1991-12-24 |
| 5039647 | Catalyst for exhaust gas purification and method for producing the catalyst | Hiroshi Murakami | 1991-08-13 |
| 4888320 | Catalyst and method of making the catalyst | Hiromi Ohishi, Shoko Yatagai | 1989-12-19 |
| 4564608 | Method of producing monolith catalysts | — | 1986-01-14 |