HO

Hirotsugu Ohkubo

SO Sony: 2 patents #12,963 of 25,231Top 55%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Kokubunji, JP: #369 of 714 inventorsTop 55%
Overall (All Time): #1,650,747 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5410437 Apparatus for recording and/or reproducing an information signal, a PCM signal and a video signal in a helical track on a recorded medium and superimposing character signals on the video signal Kazuyuki Ogawa, Hiroshi Yamazaki 1995-04-25
5408364 Rotary head VTR which records video and PCM signals in respective areas of a slant track and a subcode therebetween Hajime Watanabe, Yuji Ito, Hiroshi Yamazaki, Sakae Okazaki, Naoki Nagano 1995-04-18
D342503 Television receiver Tadashi Kitashima, Atsush Ishibashi, Atsuhiko Urushihara, Shinichi Uruma, Yoshihiro Iwama +1 more 1993-12-21