Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4587231 | Method of producing monolithic catalyst for purification of exhaust gas | Yoshiyuki Eto, Junichi Mine, Koji Masuda | 1986-05-06 |
| 4407735 | Method of impregnating spheres of activated alumina for use in catalyst support with cerium | — | 1983-10-04 |