HI

Hiroyuki Itoh

HT Headway Technologies: 53 patents #26 of 309Top 9%
HI Hitachi: 43 patents #413 of 28,497Top 2%
Nsk: 26 patents #25 of 1,559Top 2%
S( Sae Magnetics (H.K.): 22 patents #21 of 585Top 4%
NO Nippon Oil: 16 patents #27 of 773Top 4%
Fujitsu Limited: 15 patents #1,986 of 24,456Top 9%
MI Mitsui Toatsu Chemicals, Incorporated: 15 patents #51 of 1,543Top 4%
Tdk: 9 patents #675 of 3,796Top 20%
SS Sumitomo Wiring Systems: 4 patents #805 of 2,615Top 35%
MC Meiji Milk Products Co.: 4 patents #8 of 143Top 6%
DE Denso: 3 patents #3,857 of 11,792Top 35%
JR Japan Synthetic Rubber: 3 patents #110 of 558Top 20%
SO Sony: 2 patents #12,963 of 25,231Top 55%
SC Sankyo Holdings Co.: 2 patents #300 of 700Top 45%
DN Dsm N.V.: 2 patents #144 of 669Top 25%
Canon: 2 patents #12,681 of 19,416Top 70%
OC Ono Pharmaceutical Co.: 2 patents #224 of 559Top 45%
HC Hitachi Instruments Engineering Co.: 2 patents #8 of 126Top 7%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
HK Hks: 1 patents #3 of 13Top 25%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
KO Komatsu: 1 patents #1,163 of 2,087Top 60%
MC Meiji Co.: 1 patents #75 of 202Top 40%
CL Central Glass Company, Limited: 1 patents #505 of 968Top 55%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
TC Techno Polymer Co.: 1 patents #33 of 68Top 50%
TC Toyo Ink Mfg. Co.: 1 patents #227 of 499Top 50%
📍 Suita, CA: #1 of 3 inventorsTop 35%
Overall (All Time): #3,087 of 4,157,543Top 1%
208
Patents All Time

Issued Patents All Time

Showing 76–100 of 208 patents

Patent #TitleCo-InventorsDate
6807722 Thin-film magnetic head material and method of manufacturing same and method of manufacturing thin-film magnetic head Yoshitaka Sasaki 2004-10-26
6796126 Supercharger Hiroyuki Hasegawa, Shinya Yoshimoto, Satoshi Dairokuno 2004-09-28
6766409 Method of writing, erasing, and controlling memory for memory device Shinpei Komatsu, Yumi Ishii, Tomohiro Hayashi, Shogo Shibazaki, Masaru Takehara 2004-07-20
6741242 Multimedia documents integrating and displaying system Takashi Yoshida 2004-05-25
6740001 Toroidal type continuously variable transmission Kouji Ishikawa, Takashi Imanishi 2004-05-25
6731183 Non-reciprocal circuit device and wireless communications equipment comprising same Shuichi Watanabe, Hideto Horiguchi, Yuta Sugiyama, Koji Ichikawa 2004-05-04
6696901 Concentrated constant irreciprocal device Shigeru Takeda, Yasushi Kishimoto, Kouji Ichikawa, Shuichi Watanabe 2004-02-24
6646829 Slider materials Yoshitaka Sasaki, Akinori Koyama 2003-11-11
6592491 Toroidal type continuously variable transmission Hisashi Machida, Kouji Ishikawa, Takashi Imanishi, Tomofumi Yamashita 2003-07-15
6590016 Flame retardant thermoplastic resin composition Masahiko Noro, Keigo Higaki, Hiroaki Miyazaki 2003-07-08
6581271 Method of manufacturing thin-film magnetic head Yoshitaka Sasaki 2003-06-24
6584579 Method of writing, erasing, and controlling memory for memory device Shinpei Komatsu, Yumi Ishii, Tomohiro Hayashi, Shogo Shibazaki, Masaru Takehara 2003-06-24
6580188 Moving apparatus with drive force assist mechanism and movement control method Ichiro Katagiri, Naomasa Sato, Tetsuo Endo, Toshiro Hayashi, Yuichi Nanae +1 more 2003-06-17
6527662 Pump drive apparatus Shinji Miyata 2003-03-04
6520888 Loading cam apparatus for toroidal type continuously variable transmission Kiyoshi Okubo, Nobuo Goto, Makoto Fujinami, Hiroshi Kato 2003-02-18
6515291 Electron beam drawing apparatus and method of the same 2003-02-04
6513229 Method of manufacturing slider materials, method of manufacturing sliders, and slider materials Yoshitaka Sasaki, Akinori Koyama 2003-02-04
6416439 Toroidal-type continuously variable transmission Seiji Higuchi, Nobuo Goto, Masami Tanaka, Norihisa Kobayashi 2002-07-09
6413188 Toroidal type continuously variable transmission Takashi Imanishi, Nobuo Goto, Makoto Fujinami, Hiroshi Kato, Nobuaki Mitamura +2 more 2002-07-02
6409575 Processing apparatus and method Kazuo Ishizaki, Tatsuo Joji, Yoshifumi Ohtsu 2002-06-25
6387010 Power roller unit and output disc unit for toroidal type continuously variable transmission Hisashi Machida, Nobuo Goto, Makoto Fujinami, Hiroshi Kato 2002-05-14
6383112 Toroidal-type continuously variable transmission Nobuo Goto, Makoto Fujinami, Takashi Imanishi, Hiroshi Kato 2002-05-07
6375593 Power roller bearing and a troidal type continuously variable transmission system Shinji Miyata, Takashi Imanishi, Hirotoshi Aramaki 2002-04-23
6347975 Apparatus and method for processing thin-film magnetic head material Kazuo Ishizaki 2002-02-19
6344013 Toroidal-type continuously variable transmission and method for manufacturing trunnion for use in same transmission 2002-02-05