Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354905 | N-alkoxymethyl benzamide derivative and manufacturing method therefor, and manufacturing method for benzamide derivative using this N-alkoxymethyl benzamide derivative | Akihiro Koiso, Tohru Asada, Yasuhisa Miura, Yasuo Kikuchi, Yasuaki Hariya | 1994-10-11 |
| 5318381 | Collapsible rubber dam | Yasushi Enami, Shunji Mitani | 1994-06-07 |