Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656681 | Grafting reaction product and method for producing the same | Toshiyuki Shimizu, Shinya Higashiura, Hideki Tanaka, Masakatsu Ohguchi | 1997-08-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656681 | Grafting reaction product and method for producing the same | Toshiyuki Shimizu, Shinya Higashiura, Hideki Tanaka, Masakatsu Ohguchi | 1997-08-12 |