Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7538150 | Dihydrobenzoxazine ring-containing resin, phenolic-triazine-aldehyde condensate and epoxy resin | Kenichi Oohori, Yoshihiro Nakamura, Hikari Murai, Yoshiyuki Takeda, Yasuyuki Hirai +5 more | 2009-05-26 |
| 7041772 | Method for producing benzoxazine resin | Yasuyuki Hirai, Syunichi Numata | 2006-05-09 |
| 6005064 | Thermosetting compounds, cured product thereof and method of preparing the thermosetting compound | Yasuyuki Hirai, Yukio Yoshimura | 1999-12-21 |
| 5945222 | Thermosetting resin composition, cured product, prepreg, metal-clad laminate and wiring board | Hideo Nagase, Yasuyuki Hirai, Yoshihiko Sato | 1999-08-31 |
| 5280102 | Heat-resistant bonding materials | Haruhiko Matsuyama, Fusaji Shoji, Atsushi Honda | 1994-01-18 |