Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698315 | Electrically-conductive colorless transparent barium sulfate filler | Norihiro Sato, Nobuyoshi Kasahara, Katsuhiko Yoshimaru, Kouichi Kawaratani | 1997-12-16 |
| 5658706 | Resist composition for forming a pattern comprising a pyridinium compound as an additive | Hirokazu Niki, Hiromitsu Wakabayashi, Rumiko Hayase, Naohiko Oyasato, Yasunobu Onishi +2 more | 1997-08-19 |
| 5629919 | Two plate-like beam splitting device | Toru Nakamura, Hideki Aiko, Akira Matsubara | 1997-05-13 |
| 5612087 | Method for preparing a fibrous electrically conductive filler | Nobuyoshi Kasahara, Norihiro Sato, Kouichi Kawaratani | 1997-03-18 |