Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690797 | Hydrogen and oxygen gas generating system | Takashi Sasaki, Kiyoshi Hirai, Shinichi Yasui, Hiroko Kobayashi, Mamoru Nagao | 1997-11-25 |
| 5624991 | Polypropylene resin composition | Yuji Ikezawa, Susumu Kanzaki, Hideo Shinonaga, Satoru Sogabe | 1997-04-29 |
| 5617451 | Direct-conversion receiver for digital-modulation signal with signal strength detection | Masahiro Mimura, Makoto Hasegawa, Katsushi Yokozaki, Takaaki Kishigami, Yasunari Tanaka | 1997-04-01 |
| 5614861 | N-phase modulated signal demodulation system with carrier reproduction | — | 1997-03-25 |