Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6331224 | Method for manufacturing carbon sheet | Hikaru Okamoto, Masami Ishii | 2001-12-18 |
| 5786026 | Method for producing composite catalytic molding | Akihito Isomura | 1998-07-28 |
| 5020490 | Valve seat arrangement | — | 1991-06-04 |
| 5007238 | Apparatus for evaporating condensed liquid | — | 1991-04-16 |