Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328752 | Substrate for printed circuit boards using photocurable resin and process for producing the same | — | 1994-07-12 |
| 5022922 | Agent for improving composite materials | Akinari Itagaki, Masaaki Yamaya, Hiroshi Yoshioka, Akihiko Watanabe | 1991-06-11 |
| 4943452 | Method for improving composite materials by use of a silane coupling agent | Akinari Itagaki, Masaaki Yamaya, Hiroshi Yoshioka, Akihiko Watanabe | 1990-07-24 |
| 4900614 | Glass fiber base material for print wiring substrate | Kouichi Yamaki | 1990-02-13 |