Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6782005 | Communication system and communication method | Hidenobu Fukushima, Masafumi Narikawa | 2004-08-24 |
| 6747992 | Communication system and communication method | — | 2004-06-08 |
| 6731595 | Multi-carrier modulation and demodulation system using a half-symbolized symbol | — | 2004-05-04 |
| 6680979 | Method and device for communication | Masataka Kato, Tsuyoshi Kobayashi, Yoshiaki Koizumi | 2004-01-20 |
| 6522731 | Data communication apparatus | — | 2003-02-18 |
| 6507621 | Communication device and communication method | Yoshikuni Miyata | 2003-01-14 |
| 6449316 | Communication device and interference rejection method therein | Masafumi Narikawa | 2002-09-10 |
| 6444323 | Semi-conductive silicone rubber composition | Tetsuya Nakamura, Koji Sawada | 2002-09-03 |
| 5949377 | Retractable, extendable and rotatable dual antenna system | Makoto Takemoto, Tsutomu Endo | 1999-09-07 |
| 5451965 | Flexible antenna for a personal communications device | — | 1995-09-19 |
| 5089404 | Process for the transesterification of fat and oil | Eiji Nakai, Toru Nezu, Kazuaki Suzuki | 1992-02-18 |
| 4874699 | Reaction method for transesterifying fats and oils | Shoji Maruzeni, Nozomi Yasuda | 1989-10-17 |