Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4607292 | Automatic phase control color signal circuit for video tape recorders operating in the NTSC or PAL systems | Tomomitsu Kuroyanagi, Akira Shibata, Isao Nakagawa | 1986-08-19 |