Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304595 | Combined video tape recorder and camera | Takanori Nishiyama, Makoto Fukatsu, Yuichi Kosukegawa, Shigeru Ichimura | 1989-11-14 |
| D297931 | Video tape recorder | Yutaka Yonezawa, Shigeki Masatsugu, Masakatsu Iwasaki | 1988-10-04 |
| D294347 | Video tape recorder | Shigeki Masatsugu, Atsushi Ishibashi | 1988-02-23 |
| D284082 | Video camera | Shigeki Masatsugu, Hideyo Hyuga | 1986-06-03 |
| D281684 | Combined video tape recorder and video camera | Hideyo Hyuga, Yukio Kuroiwa, Shigeki Masatsugu, Fumio Toyoda | 1985-12-10 |