Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5481306 | Display circuit for displaying an HDTV signal as twelve NTSC signals and for displaying an independent NTSC signal | Yoshio Arai, Masao Fukuda | 1996-01-02 |
| 5287179 | Image display system | Yoshio Arai, Masao Fukuda | 1994-02-15 |
| 5159450 | Noise reduction circuit and compatable plural-unit display | Taketo Kakegawa, Masao Fukuda | 1992-10-27 |
| 5159460 | Video signal recording apparatus that converts high definition video signals into signals usable with conventional television systems | — | 1992-10-27 |
| 5111303 | Video signal recording system and picture display system in a high-definition television system | Yoshio Arai, Masao Fukuda | 1992-05-05 |
| 4999710 | Television signal receiving apparatus | Hisashi Takaki | 1991-03-12 |
| 4680746 | Recording disc rotary drive control apparatus | — | 1987-07-14 |
| 4672595 | System for controlling rotary drive of recorded disk player | — | 1987-06-09 |
| 4653040 | Disk size detecting circuit | — | 1987-03-24 |
| 4629949 | Apparatus for driving a turntable of a disc player system | — | 1986-12-16 |
| 4549120 | Turntable dc brushless motor stopping control | Tsutomu Banno, Michiaki Hayashi | 1985-10-22 |