Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5902557 | Device for purifying exhaust gas of internal combustion engine | Takuzou Kako, Shogo Konya, Yuuji Nakashima, Kouji Yoshizaki, Kazuhiro Sakurai +1 more | 1999-05-11 |
| 5304351 | Semi-oval shaped carrier having excellent thermal stress resistance and thermal fatigue resistance for automobile exhaust gas-purifying catalyst | Takashi Tanaka, Mikio Yamanaka, Yutaka Sadano, Yasushi Ishikawa, Toshihiro Takada | 1994-04-19 |