Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688998 | Surface reforming agent, surface reforming method and cone-type calix 4! r e | Kunihiro Ichimura, Eiichi Kurita | 1997-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688998 | Surface reforming agent, surface reforming method and cone-type calix 4! r e | Kunihiro Ichimura, Eiichi Kurita | 1997-11-18 |