Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6617980 | Broadcasting type information providing system and travel environment information collecting device | Yoshinori Endo, Kozo Nakamura, Toshio Fujiwara, Ke'nichirou Kurata, Hideo Hiroshige +2 more | 2003-09-09 |
| 6359571 | Broadcasting type information providing system and travel environment information collecting device | Yoshinori Endo, Kozo Nakamura, Toshio Fujiwara, Ke'nichirou Kurata, Hideo Hiroshige +2 more | 2002-03-19 |
| 4903307 | Audio apparatus having electronic graphic equalizer | Hiroshi Ozawa, Shiro Horii | 1990-02-20 |