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 51–75 of 110 patents

Patent #TitleCo-InventorsDate
5804882 Semiconductor device having a semiconductor chip electrically connected to a wiring substrate Isao Tsukagoshi, Yukihisa Hirosawa, Yoshikatsu Mikami, Hisashi Dokochi 1998-09-08
5749556 Rotating apparatus Kazuo Chimura, Shigeki Kariya 1998-05-12
5738066 Piston structure with heat insulated combustion chamber Takahiro Tsubonuma 1998-04-14
5664540 Pre-combustion chamber-type engine Keiji Kishishita, Takahiro Tsubonuma, Takatoshi Sugano 1997-09-09
5645028 Piston structure with a combustion chamber Hideo Kawamura 1997-07-08
5643491 Rare earth magnetic powder, its fabrication method, and resin bonded magnet Yoshinobu Honkura, Hironari Mitarai, Chisato Mishima, Yoshikazu Amahiro, Yoshinobu Sugiura 1997-07-01
5627940 Method and apparatus for interactive document preparation using a natural language Aruna Rohra 1997-05-06
5624515 Method of producing short fibers Susumu Onoe, Kanji Kimoto, Keizou Nonaka 1997-04-29
5611831 Diesel particulate filter apparatus Hideo Kawamura, Akira Higashino, Toshiaki Sakaguchi 1997-03-18
5605648 Piezoelectric ceramic Yasuyuki Satou, Hiroyuki Satou, Eturo Yasuda, Yasushi Sawada 1997-02-25
5488253 Semiconductor device 1996-01-30
5425337 Pre-chamber type engine 1995-06-20
5338703 Method for producing a recessed gate field effect transistor 1994-08-16
5282411 Heat-insulating piston with middle section of less dense but same material Katsunori Hirai 1994-02-01
5268221 Fiber reinforced rubber articles Yasuyuki Nakanishi, Susumu Onoe 1993-12-07
5254045 Flat belt driving device Mitsuhiko Takahashi, Katsuya Yamaguchi, Yoshihisa Nakano, Arao Umeda, Shinya Yuki +1 more 1993-10-19
5247505 Information recording method for reciprocally recording and verifying information Satoshi Shikichi, Fumiaki Kawaguchi, Kenichi Suzuki, Masayuki Usui, Kazuhiko Matsuoka +4 more 1993-09-21
5242743 Fiber reinforced rubber Yasuyuki Nakanishi, Susumu Onoe, Toru Kusakabe 1993-09-07
5171190 Synchronous belt Akinori Fujiwara, Susumu Onoe, Michio Tanaka, Tsutomu Shioyama 1992-12-15
5160301 Fiber-reinforced rubber Yasuyuki Nakanishi 1992-11-03
5081970 Heat-insulating engine with swirl chamber 1992-01-21
5070833 Heat-insulating engine with swirl chamber 1991-12-10
5065714 Heat-insulating structure of swirl chamber and its production method 1991-11-19
5040504 Heat-insulating engine swirl chamber 1991-08-20
5033427 Heat-insulating engine structure Hideo Kawamura 1991-07-23