Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653839 | Fire-resistant glass and process for production thereof | Hiroshi Itoh, Takashi Abe, Toshihiro Yoshimura, Takeshi Hisanaga, Takao Takebayashi +2 more | 1997-08-05 |
| 5624998 | Hardenable composition, aqueous gel and applications | Hiroshi Itoh, Takashi Abe, Hideo Kamio, Atsuhiko Nitta | 1997-04-29 |