Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9641203 | Wireless module | — | 2017-05-02 |
| 7197298 | Radio-communication terminal device that prevents communication through an unauthenticated antenna | — | 2007-03-27 |
| 7092961 | Data map forming system and method of forming a data map based on evaluation values | Yutaka Minezaki | 2006-08-15 |
| 6683917 | Base band signal processing circuit capable of improving both noise characteristic and distortion characteristic | — | 2004-01-27 |
| 6597747 | Baseband signal processing circuit capable of accurately setting phase difference between analog I signal and analog Q signal to 90 degrees | — | 2003-07-22 |
| 6061342 | Code division multiple access apparatus | Kazuo Tsubouchi, Jun Hozumi | 2000-05-09 |
| 6018641 | Radio IC card system | Kazuo Tsubouchi, Jun Hozumi | 2000-01-25 |
| 5995806 | Radio data transmitter and receiver | Kazuo Tsubouchi, Jun Hozumi | 1999-11-30 |
| 5905449 | Radio switching apparatus | Kazuo Tsubouchi, Jun Hozumi | 1999-05-18 |
| 5528034 | Method of ultra high sensitivity hydrogen detection with slow multiply-charged ions | Yasunori Yamazaki, Kenichiro Komaki, Nobukazu Kakutani, Kenro Kuroki | 1996-06-18 |
| 5241479 | Switchable mode traction control method for vehicle | Shohei Matsuda, Toshio Yahagi, Katsutoshi Kizaki, Takashi Okuda | 1993-08-31 |
| 4733875 | Vehicle height control apparatus | Seiji Yamashita, Koichi Hikichi, Morio Sato | 1988-03-29 |