HO

Hiroshi Okamoto

Sumitomo Electric Industries: 18 patents #1,247 of 21,551Top 6%
HI Hitachi: 12 patents #3,472 of 28,497Top 15%
FI Fujifilm Business Innovation: 11 patents #1,029 of 1,659Top 65%
JT Japan Tobacco: 11 patents #35 of 1,187Top 3%
TO Toyota: 10 patents #2,889 of 26,838Top 15%
MI Minolta: 10 patents #190 of 1,109Top 20%
PA Panasonic: 9 patents #2,933 of 21,108Top 15%
Fujitsu Limited: 9 patents #3,538 of 24,456Top 15%
DC Dainippon Screen Mfg. Co.: 8 patents #74 of 977Top 8%
DC Daiichi Kigenso Kagaku Kogyo Co.: 6 patents #1 of 61Top 2%
NC Nhk Spring Co.: 5 patents #150 of 1,116Top 15%
TL Teijin Limited: 5 patents #249 of 1,631Top 20%
SC Sanyo Electric Co.: 4 patents #1,493 of 6,347Top 25%
WC Westwood Co.: 4 patents #1 of 2Top 50%
YE Yaskawa Electric: 4 patents #198 of 1,006Top 20%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
HK Hamamatsu Photonics K.K.: 3 patents #547 of 1,436Top 40%
Kyocera: 3 patents #999 of 3,732Top 30%
SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
SC Sumitomo Chemical: 3 patents #1,386 of 4,033Top 35%
TL Teijin Chemicals Limited: 2 patents #42 of 196Top 25%
FC Furukawa Electric Co.: 2 patents #850 of 2,370Top 40%
TU Tohoku University: 2 patents #330 of 1,680Top 20%
TI Tokyo Electric Power Company Holdings, Incorporated: 2 patents #90 of 711Top 15%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
NE Nec: 2 patents #5,510 of 14,502Top 40%
NC Nippon Shokubai Co.: 2 patents #486 of 1,108Top 45%
NT NTT: 2 patents #2,095 of 4,871Top 45%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
Kawasaki: 2 patents #1,008 of 2,943Top 35%
KS Kawasaki Steel: 2 patents #570 of 1,922Top 30%
KS Kobe Steel: 2 patents #504 of 2,031Top 25%
FC Furakawa Electric Co.: 1 patents #1 of 49Top 3%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
KA Kaneka: 1 patents #886 of 1,525Top 60%
MC Matsushit Electric Industrial Co.: 1 patents #13 of 293Top 5%
YC Yutaka Giken Co.: 1 patents #56 of 161Top 35%
Nintendo Co.: 1 patents #886 of 1,476Top 65%
NC Nippon Paint Holdings Co.: 1 patents #415 of 834Top 50%
JT Japan Tabacco: 1 patents #5 of 29Top 20%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
DA Daicel: 1 patents #265 of 523Top 55%
SL Shiseido Company, Limited: 1 patents #543 of 1,112Top 50%
CH Chisso: 1 patents #468 of 833Top 60%
IC International Superconductivity Technology Center: 1 patents #110 of 245Top 45%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
TC Toshiba Carrier: 1 patents #69 of 163Top 45%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
📍 Tokyo, WA: #6 of 89 inventorsTop 7%
Overall (All Time): #3,809 of 4,157,543Top 1%
189
Patents All Time

Issued Patents All Time

Showing 126–150 of 189 patents

Patent #TitleCo-InventorsDate
5604512 Still picture reproduction system that allows skip retrieval Youji Sugiura 1997-02-18
5604652 Tape speed control apparatus using rotation speed ratio of first and second tape reels Masafumi Nishida, Osamu Yamaguchi, Souichirou Fujioka, Yoshiho Gotoh 1997-02-18
5584428 Process for manufacturing clad pipe Atsushi Satoh, Kunihiro Fukui, Jun-ichi Uchida, Kazuhiro Ogawa, Takao Taka +2 more 1996-12-17
5571032 Coupled housing type connector Takahiro Sano 1996-11-05
5540398 Magnetic tape tension control device Masafumi Nishida, Osamu Yamaguchi, Souichirou Fujioka, Yoshiho Gotoh 1996-07-30
5530468 Apparatus for and of recording an image using a photosensitive drum for exposure and having a built-in web cutting assembly Yasuhito Yoshimi, Toru Kawada, Hiroyuki Fujisawa, Takashi Kakihara, Makoto Urata 1996-06-25
5514888 On-chip screen type solid state image sensor and manufacturing method thereof Yoshikazu Sano 1996-05-07
5510976 Control system Naoki Tanaka, Masayoshi Naito, Shin-ichiro Umemura, Yasuo Morooka, Masahiro Kayama +1 more 1996-04-23
5499202 Residue circuit Tsugio Takahashi, Hitoshi Fujita 1996-03-12
5496688 Base film for photographic film Kohtaro Katoh, Hiroshi Tomita, Kenji Suzuki, Kazuyoshi Saitoh 1996-03-05
5487786 Plasma chemical vapor deposition device capable of suppressing generation of polysilane powder Atsushi Chida, Hitoshio Sannomiya, Katsuhiko Nomoto, Yoshihiro Yamamoto 1996-01-30
5481412 Video signal digital recording/reproducing apparatus Tatsushi Bannai, Hideaki Shibata, Masamitsu Ohtsu 1996-01-02
5478364 Method of manufacturing lithium secondary battery Takehito Mitate, Naoto Nishimura, Akimasa Umemoto, Kazuo Yamada, Tetsuya Yoneda 1995-12-26
5469081 Circuit for interconnecting integrated semiconductor circuits Satomi Horita, Yasushi Aoki, Masahiro Wakana, Kiyohiko Chiba, Shizue Daikoku 1995-11-21
5457579 Apparatus for recording each editing unit of video and audio signals in an isolated area on a recording medium Tatsushi Bannai, Hideaki Shibata, Masamitsu Ohtsu 1995-10-10
5432029 Lithium secondary battery Takehito Mitate, Naoto Nishimura, Akimasa Umemoto, Kazuo Yamada, Tetsuya Yoneda 1995-07-11
5412079 Liquid crystal monomer compound and polymer obtained therefrom Junji Furukawa, Yoshio Onouchi, Takushi Andoh, Satoshi Urano 1995-05-02
5401278 Method of making battery plates for lead acid storage batteries Hiroshi Yasuda, Kazuyoshi Yonezu, Katsuhiro Takahashi 1995-03-28
5396696 Flyback transformer device and apparatus for preparing same Akio Kurogi, Hideo Onishi, Yasushi Akado, Katsuya Tsubotani 1995-03-14
5383063 Video signal digital recording/reproducing apparatus Tatsushi Bannai, Hideaki Shibata, Masamitsu Ohtsu 1995-01-17
5327445 Quantum-well type semiconductor laser device Narihito Matsumoto, Akihiko Kasukawa, Takeshi Namegaya 1994-07-05
5321557 Magnetic recording and reproducing apparatus having multiple magnetic heads Masafumi Shimotashiro, Takeshi Inoue, Masaru Higashionji, Tetsuya Mizushima, Tatsushi Bannai +1 more 1994-06-14
5313346 Tracking error detection system having at least two magnetic heads with opposite azimuths and circuitry for detecting tracking error by determining a phase difference of output signals from all circuits based on signals produced by the magnetic heads Masafumi Shimotashiro, Tetsuya Mizushima, Souichiro Fujioka 1994-05-17
5298093 Duplex stainless steel having improved strength and corrosion resistance 1994-03-29
5241050 Nucleotide sequence of gene specifically expressed in insulinoma and protein encoded thereby 1993-08-31