KN

Kazunori Nishikawa

VJ Victor Company Of Japan: 12 patents #92 of 1,489Top 7%
AC Adeka Argus Chemical Co.: 6 patents #13 of 63Top 25%
SS Sankyo Seiki Seisakusho: 4 patents #27 of 287Top 10%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
AK Asahi Denka Kogyo K.K.: 2 patents #30 of 162Top 20%
NS Nidec Sankyo: 2 patents #144 of 291Top 50%
AK Asahi Denka Kogyo: 1 patents #75 of 196Top 40%
DC Daihatsu Motor Co.: 1 patents #84 of 248Top 35%
SC Sankyo Seiki Mfg. Co.: 1 patents #107 of 244Top 45%
Overall (All Time): #119,623 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
4660099 Rotary recording medium having track turns recorded with digital signal and track turns recorded with analog signal Hiroyuki Sugiyama, Nobuaki Takahashi, Takeshi Shibamoto, Shoji Ueno, Makoto Komura +1 more 1987-04-21
4596981 Synchronizing signal detecting circuit in a digital signal transmitting system Shoji Ueno, Yoshiki Iwasaki, Isao Masuda, Makoto Komura 1986-06-24
4561083 Memory circuit write-in system Yoshiki Iwasaki, Isao Masuda, Shoji Ueno, Makoto Komura, Nobuaki Takahashi 1985-12-24
4516163 Digital information signal recording system Isao Masuda, Nobuaki Takahashi, Yoshiki Iwasaki, Shoji Ueno 1985-05-07
4509155 Circuit arrangement for a disk player for reproducing information prerecorded in the form of pits Isao Masuda, Yoshiki Iwasaki, Makoto Komura 1985-04-02
4360824 Systems for recording both information and pilot signals directly on recording medium Nobuaki Takahashi, Isao Masuda, Hideo Sato 1982-11-23