Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632835 | Laminated glass and preparation thereof | Hideyuki Niwa, Yasuhiro Morimura, Kyoei Yoshida, Itsuo Tanuma, Kazuo Naitoh | 1997-05-27 |
| 5352530 | Transparent films and laminates having the same | Itsuo Tanuma, Hideo Takeichi, Toshio Honda | 1994-10-04 |
| 4935470 | Films from ethylene vinyl acetate polymer and triallyl isocyanurate | Itsuo Tanuma, Hideo Takeichi, Toshio Honda | 1990-06-19 |