Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639552 | Stong flexible pre-impregnation of fiber reinforced thermoplastic resin free from a void in matrix | Toshiharu Fukushima, Kunio Hiyama | 1997-06-17 |
| 5633074 | Prepreg available for fiber reinforced thermoplastic resin and process of producing sporting goods using the same | Toshiharu Fukushima, Kunio Hiyama | 1997-05-27 |
| 5618598 | Strong flexible pre-inpregnation of fiber reinforced thermoplastic resin free from a void in matrix | Toshiharu Fukushima, Kunio Hiyama | 1997-04-08 |