SH

Seiji Higurashi

VJ Victor Company Of Japan: 86 patents #7 of 1,489Top 1%
JV Jvckenwood: 1 patents #386 of 736Top 55%
KO Konami: 1 patents #203 of 445Top 50%
U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Overall (All Time): #18,473 of 4,157,543Top 1%
89
Patents All Time

Issued Patents All Time

Showing 76–89 of 89 patents

Patent #TitleCo-InventorsDate
5500679 Method and apparatus for deriving a video signal corresponding to a standard definition signal from a high definition signal Yasuhiko Teranishi, Yasuaki Yamada, Takeo Ohishi 1996-03-19
5428485 Video tape recorder with PCM audio recording with device for detecting irregularities in the video signal Takuya Tsushima 1995-06-27
5274513 Search system for helical scan digital data reproduction apparatus Hidemi Nakano 1993-12-28
5124852 Magnetic tape recording apparatus Tetsuya Suwa, Hiroshi Nishiumi 1992-06-23
5063452 Magnetic recording and/or reproducing apparatus having means for preventing audio-to-video crosstalk and noise generation 1991-11-05
5027229 Magnetic recording apparatus and magnetic recording/reproducing apparatus Tetsuya Suwa 1991-06-25
5014274 Code-error correcting device Takuya Tsushima 1991-05-07
4819088 Magnetic recording and reproducing system 1989-04-04
4768108 Magnetic recording and reproducing system 1988-08-30
4752832 Video and audio signal recording and/or reproducing apparatus 1988-06-21
4660104 Method for recording and/or reproducing video and audio signals on a magnetic tape and a rotary cylinder arrangement therefor 1987-04-21
4633332 Multi-mode magnetic recording system and multi-mode magnetic recording and playback system for VTR Atsushi Miyashita, Kaoru Kobayashi 1986-12-30
4622597 Sound and video multiplex recording system Akira Hirota 1986-11-11
4562492 Noise reduction circuit 1985-12-31