Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351020 | Band-pass filter having three or more loop-shaped electrodes | Hisatake Okamura, Masahiro Kasahara, Ken Tonegawa | 1994-09-27 |
| 5337097 | Projection optical apparatus | Kazuaki Suzuki, Yukio Kakizaki | 1994-08-09 |
| 5300903 | Band-pass filter | Hisatake Okamura | 1994-04-05 |