HS

Hiroyuki Sugiyama

VJ Victor Company Of Japan: 53 patents #14 of 1,489Top 1%
Canon: 39 patents #1,145 of 19,416Top 6%
KT Kabushiki Kaisha Toshiba: 30 patents #831 of 21,451Top 4%
TK Toshiba Tec Kabushiki Kaisha: 29 patents #82 of 1,664Top 5%
KO Komori: 25 patents #2 of 219Top 1%
Ricoh Company: 20 patents #1,076 of 9,818Top 15%
HK Hamamatsu Photonics K.K.: 10 patents #212 of 1,436Top 15%
Fujitsu Limited: 10 patents #3,161 of 24,456Top 15%
YK Ykk: 7 patents #98 of 845Top 15%
KC Komori Printing Machinery Co.: 6 patents #1 of 48Top 3%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
SC Sun Chemical: 3 patents #124 of 539Top 25%
AC Aisin Aw Co.: 2 patents #784 of 2,011Top 40%
TS Toshiba Electronic Devices & Storage: 2 patents #310 of 900Top 35%
PU Putco: 1 patents #25 of 33Top 80%
NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
TL Teijin Pharma Limited: 1 patents #114 of 294Top 40%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
TI Toray Industries: 1 patents #2,000 of 3,690Top 55%
AU Atsugi Unisia: 1 patents #44 of 117Top 40%
NT Nec Tokin: 1 patents #143 of 299Top 50%
UI University Of Iowa: 1 patents #491 of 1,079Top 50%
Motorola: 1 patents #6,475 of 12,470Top 55%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
NT NTT: 1 patents #2,911 of 4,871Top 60%
📍 Yokohama, JP: #25 of 480 inventorsTop 6%
Overall (All Time): #2,734 of 4,157,543Top 1%
219
Patents All Time

Issued Patents All Time

Showing 201–219 of 219 patents

Patent #TitleCo-InventorsDate
4467464 Rotary recording medium reproducing apparatus Masaki Sakurai, Ryozo Abe, Kenji Yoshihara 1984-08-21
4463388 Rotary recording medium capable of performing special reproduction Ryozo Abe, Masaki Sakurai, Yahuhiro Yusa, Kenji Yoshihara 1984-07-31
4453245 Apparatus for detecting position of a reproducing transducer in a rotary recording medium reproducing apparatus Masaki Sakurai, Ryuzo Abe, Yasuhiro Yusa, Kenji Yoshihara 1984-06-05
4448125 Sheet-fed rotary printing machine with a turn-over mechanism Shoichi Kawaguchi 1984-05-15
4447834 Reproducing apparatus for reproducing a rotary recording medium recorded with a color video signal 1984-05-08
4433347 Apparatus for automatically reproducing signals in accordance with a mode of the recorded signals Kenji Yoshihara, Yasuhiro Yusa, Ryozo Abe, Masaki Sakurai 1984-02-21
4429335 Rotary recording medium reproducing apparatus capable of performing special reproduction Masaki Sakurai, Ryuzo Abe, Yasuhiro Yusa, Kenji Yoshihara 1984-01-31
4428003 Periodical signal detection circuit in a reproducing apparatus Ryozo Abe, Masaki Sakurai, Kenji Yoshihara 1984-01-24
4428074 High-speed search system in a rotary recording medium reproducing apparatus Ryozo Abe, Masaki Sakurai, Yasuhiro Yusa, Kenji Yoshihara 1984-01-24
4423497 Rotary recording medium reproducing apparatus capable of performing special reproduction Masaki Sakurai, Ryozo Abe, Kenji Yoshihara 1983-12-27
4419710 Case for a disc-shaped recording medium Masaki Sakurai, Ryuzo Abe, Yasuhiro Yusa, Kenji Yoshihara 1983-12-06
4415936 Jitter compensation system in a rotary recording medium reproducing apparatus 1983-11-15
4413292 Rotary recording medium reproducing apparatus capable of performing automatic search reproduction Masaki Sakurai, Ryuzo Abe, Yasuhiro Yusa, Kenji Yoshihara 1983-11-01
4413299 State indicating device in a rotary recording medium reproducing apparatus Masaki Sakurai, Ryuzo Abe, Yasuhiro Yusa, Kenji Yoshihara 1983-11-01
4408312 Rotary recording medium reproducing apparatus with a tracking control defeating circuit for rapid track access Isami Kaneda, Ryozo Abe, Susumu Sakakibara, Yasushi Sano 1983-10-04
4402266 Front lay device for sheet-fed rotary printing presses 1983-09-06
4402070 Transfer control device for a reproducing transducer in a rotary recording medium reproducing apparatus Isami Kaneda, Susumu Sakakibara, Ryozo Abe, Yasushi Sano 1983-08-30
4380780 Disc-shaped recording medium reproducing apparatus Atsumi Hirata, Osamu Tajima, Isami Kaneda, Takashi Saito, Masafumi Mochizuki 1983-04-19
4355800 Paper feed control apparatus for use in sheet printing presses 1982-10-26