Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8518846 | Method of producing noble metal-supported powder, noble metal-supported powder and exhaust gas purifying catalyst | Yoshiaki Hiramoto, Haruhiko Shibayama, Keita Manyu | 2013-08-27 |
| 8324127 | Method of producing noble metal-supported powder, noble metal-supported powder and exhaust gas purifying catalyst | Yoshiaki Hiramoto, Haruhiko Shibayama, Keita Manyu | 2012-12-04 |
| 5248650 | Catalysts for the purification of exhaust gas | Toru Sekiba, Akihide Okada | 1993-09-28 |