Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7235511 | Exhaust gas purifying catalyst | Katsuyuki Fujita, Tadashi Tokuyama, Masahiko Shigetsu, Masaaki Akamine, Hisaya Kawabata +2 more | 2007-06-26 |
TK
Tomohiko Kawamoto
Tokyo Roki Co.: 1 patents #32 of 106Top 35%
Overall (All Time): #3,389,171 of 4,157,543Top 85%
1
Patents All Time