HM

Hiroshi Matsuoka

IL Isuzu Motors Limited: 15 patents #23 of 908Top 3%
BI Bando Chemical Industries: 14 patents #2 of 303Top 1%
Mitsubishi Electric: 13 patents #2,044 of 25,717Top 8%
MC Mitsui Chemicals: 11 patents #135 of 2,279Top 6%
Canon: 10 patents #6,241 of 19,416Top 35%
AS Aichi Steel: 9 patents #7 of 108Top 7%
AC Advics Co.: 7 patents #89 of 686Top 15%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
IC Isuzu Ceramics Research Institute Co.: 3 patents #4 of 24Top 20%
HC Hitachi Chemical Company: 3 patents #513 of 1,946Top 30%
NS Nippon Soken: 3 patents #406 of 1,540Top 30%
AC Acr Co.: 2 patents #2 of 16Top 15%
FU Fukuoka University: 2 patents #5 of 64Top 8%
KZ Kabushiki Kaisha Zuken: 2 patents #2 of 29Top 7%
FU Fujifilm: 2 patents #2,431 of 4,519Top 55%
DE Denso: 1 patents #6,940 of 11,792Top 60%
CC Cemedine Co.: 1 patents #31 of 60Top 55%
NE Nec: 1 patents #7,889 of 14,502Top 55%
FU Fuji: 1 patents #263 of 422Top 65%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
NC Nitto Electric Industrial Co.: 1 patents #106 of 298Top 40%
OC Otsuka Foods Co.: 1 patents #7 of 22Top 35%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
TI Toray Industries: 1 patents #2,000 of 3,690Top 55%
TC Toray Silicone Co.: 1 patents #64 of 116Top 60%
FC Fuji Machine Mfg. Co.: 1 patents #140 of 245Top 60%
AW Aichi Steel Works: 1 patents #43 of 107Top 45%
TC Tsubakimoto Chain: 1 patents #320 of 593Top 55%
HK Honshu Seishi Kabushiki Kaisha: 1 patents #10 of 37Top 30%
DI Denso Wave Incorporated: 1 patents #133 of 250Top 55%
Overall (All Time): #11,990 of 4,157,543Top 1%
110
Patents All Time

Issued Patents All Time

Showing 76–100 of 110 patents

Patent #TitleCo-InventorsDate
5018123 Optical information recording medium and method for recording information on said medium and reproducing information therefrom Hideki Hosoya, Akio Aoki, Masahiko Enari, Masayuki Usui, Kazuhiko Matsuoka +4 more 1991-05-21
5014664 Heat-insulating structure of swirl chamber 1991-05-14
5010861 Heat-insulating structure of swirl chamber and production method thereof 1991-04-30
5010534 Optical information recording-reproducing apparatus Masahiko Enari, Satoshi Shikichi, Fumiaki Kawaguchi, Kenichi Suzuki, Masayuki Usui +4 more 1991-04-23
4995855 Flat belt transmission Kanteru Hasebe, Kyotaro Yanagi 1991-02-26
4993812 Semiconductor laser optical system Hiroyuki Hiiro, Hidetoshi Shinada 1991-02-19
4978409 Method of bonding fibers to hydrogenated nitrile rubber Akinori Fujiwara, Susumu Onoe, Kenji Kusaka 1990-12-18
4962887 Accumulator fuel injection system 1990-10-16
4935165 Method for preventing the poor conduction at electrical switch contacts which is caused by organopolysiloxane gas Hiroyuki Asai, Katsutoshi Mine 1990-06-19
4933699 Rack for processing photosensitive material Takashi Nakamura, Tetsuya Noritsuki 1990-06-12
4924289 Air bridge wiring for semiconductor devices 1990-05-08
4922351 Optical information recording and reproducing apparatus Kenichi Suzuki, Satoshi Shikichi, Fumiaki Kawaguchi, Masayuki Usui, Kazuhiko Matsuoka +4 more 1990-05-01
4911109 Cooling system for heat insulating engine Hideo Kawamura 1990-03-27
4912697 Apparatus and method for preventing recording errors due to a reduction in the relative speed between an information carrying light beam and a recording medium Masahiko Enari, Satoshi Shikichi, Fumiaki Kawaguchi, Kenichi Suzuki, Masayuki Usui +4 more 1990-03-27
4910546 Film processing device Osamu Nonaka, Tatsuya Emoto, Mutsumi Ashizawa, Akinobu Agatsuma 1990-03-20
4908680 Semiconductor integrated circuit 1990-03-13
4894048 V belt with blocks Masahiro Inukai 1990-01-16
4893658 FRP pipe with threaded ends Kunitoshi Kimura, Tetsuzo Arai, Toshiharu Nakagawa 1990-01-16
4892510 V-ribbed belt and the method of manufacturing the same Masaki Ochiai 1990-01-09
4888753 Information recording medium capable of accurately detecting the recording and reproduction starting positions and an information recording-reproducing method and apparatus therefor Masahiko Enari, Akio Aoki, Machiko Matsushita, Kazuo Minoura 1989-12-19
4848291 Heat-insulating piston structure Hideo Kawamura 1989-07-18
4845399 Laminated piezoelectric transducer Eturo Yasuda, Hiroyuki Yoshida, Yoichi Kotanshi, Yasushi Sawada 1989-07-04
4838235 Heat-insulating engine structure and method of manufacturing the same Hideo Kawamura 1989-06-13
4831243 Information memory apparatus for reading out information from a moving recording medium Masahiko Enari, Akio Aoki, Kazuo Minoura 1989-05-16
4813920 V belt with blocks Masahiro Inukai 1989-03-21