Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8326280 | Call admission control method and radio controller apparatus | Yasuhiro Kawabe, Masafumi Masuda, Yasuyuki Watanabe | 2012-12-04 |
| 6149877 | Exhaust gas purifying catalyst | — | 2000-11-21 |
| 5902557 | Device for purifying exhaust gas of internal combustion engine | Kouki Yotsuya, Takuzou Kako, Shogo Konya, Yuuji Nakashima, Kouji Yoshizaki +1 more | 1999-05-11 |
| 5582805 | Electrically heated catalytic apparatus | Kouji Yoshizaki, Takaaki Itou, Hiroshi Hirayama, Tetsuo Nagami, Masakatsu Sanada +11 more | 1996-12-10 |
| 5582803 | Electrically heated catalytic apparatus | Kouji Yoshizaki, Takaaki Itou, Hiroshi Hirayama, Tetsuo Nagami, Masakatsu Sanada +11 more | 1996-12-10 |
| 5573731 | Electrically heated catalytic converter for an engine | Kouji Yoshizaki, Takuzou Kako, Yuuji Nakajima, Kenji Fujino, Kazunori Itoh +2 more | 1996-11-12 |
| 5462905 | Exhaust gas purifying catalyst | Tetsuo Nagami, Yoshitsugu Ogura, Yoshiaki Fukushima, Shinji Inagaki, Kazuhiro Fukumoto +9 more | 1995-10-31 |