Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8741020 | Exhaust gas purification filter, and method of manufacturing exhaust gas purification filter | Atsushi Kishimoto, Masamichi Tanaka, Keita Ishizaki | 2014-06-03 |
KH
Katsunori Hanamura
Sumitomo Osaka Cement Co.: 1 patents #199 of 327Top 65%
Overall (All Time): #3,108,492 of 4,157,543Top 75%
1
Patents All Time