Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9188458 | Positional information providing system, navigation system, and terminal device | — | 2015-11-17 |
| 6239845 | Television receiver and receiving method thereof | Chihiro Ikeda, Akira Kitazume | 2001-05-29 |
| 6144412 | Method and circuit for signal processing of format conversion of picture signal | Yasuhiro Hirano, Kazuo Ishikura, Masato Sugiyama, Mitsuo Nakajima, Shoji Kimura +2 more | 2000-11-07 |
| 5828417 | Television receiver with on screen display for reserving programs to be recorded or viewed | Hideo Tomita, Sigeya Tanaka | 1998-10-27 |
| 5576773 | Television receiver which controls the program reserve in a VCR | Hideo Tomita, Sigeya Tanaka | 1996-11-19 |
| 4461037 | Automatic tuning system for television receiver | — | 1984-07-17 |
| 4438528 | Channel selection system for an electronic tuner | — | 1984-03-20 |