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 26–50 of 208 patents

Patent #TitleCo-InventorsDate
7899331 WDM optical transmission system and optical amplifying apparatus Kosuke Komaki 2011-03-01
7877860 Method of manufacturing a magnetic head for perpendicular magnetic recording Yoshitaka Sasaki, Shigeki Tanemura, Hironori Araki 2011-02-01
7870660 Method of manufacturing magnetic head for perpendicular magnetic recording Yoshitaka Sasaki, Hironori Araki, Takehiro Horinaka, Shigeki Tanemura 2011-01-18
7859422 Seat sensor Yukihiro Saitoh 2010-12-28
7843665 Perpendicular magnetic recording head with nonmagnetic metal layer even with top face of pole layer Yoshitaka Sasaki, Takehiro Horinaka, Hironori Araki, Tatsushi Shimizu, Tatsuya Shimizu 2010-11-30
7796361 Magnetic head for perpendicular magnetic recording and method of manufacturing same Yoshitaka Sasaki, Hironori Araki, Shigeki Tanemura 2010-09-14
7719413 Occupant detection system and occupant protection system Yukihiro Saitoh 2010-05-18
7716814 Method of manufacturing magnetic head, and magnetic head substructure Yoshitaka Sasaki, Kazuo Ishizaki, Ryuji Fujii, Tatsushi Shimizu 2010-05-18
7663839 Magnetic head for perpendicular magnetic recording with encasing layer Yoshitaka Sasaki, Shigeki Tanemura, Takehiro Horinaka, Kazuo Ishizaki 2010-02-16
7656613 Magnetic head for perpendicular magnetic recording having a specially configured shield layer Yoshitaka Sasaki, Dong-Hong Li, Shigeki Tanemura, Hironori Araki 2010-02-02
7656612 Magnetic head having a patterned pole layer Yoshitaka Sasaki, Kazuo Ishizaki 2010-02-02
7633714 Magnetic head for perpendicular magnetic recording and method of manufacturing same Yoshitaka Sasaki, Tatsushi Shimizu, Tatsuya Shimizu 2009-12-15
7629546 Load sensor Yukihiro Saitoh 2009-12-08
7609479 Magnetic head for perpendicular magnetic recording and method of manufacturing same Yoshitaka Sasaki, Dong-Hong Li, Joseph Smyth, Lijie Guan, Yaw-Shing Tang 2009-10-27
7566663 Method for manufacturing semiconductor device or semiconductor wafer using a chucking unit Kaori Watanabe, Takatoshi Hattori 2009-07-28
7549216 Method of manufacturing a thin film magnetic head Yoshitaka Sasaki, Takehiro Kamigama 2009-06-23
7551394 Magnetic head for perpendicular magnetic recording having a multilayer shield structure and method of manufacturing same Yoshitaka Sasaki, Shigeki Tanemura, Hironori Araki, Dong-Hong Li, Tatsushi Shimizu +1 more 2009-06-23
7516538 Method of manufacturing a magnetic head for perpendicular magnetic recording Yoshitaka Sasaki, Shigeki Tanemura, Hironori Araki 2009-04-14
7518824 Magnetic head for perpendicular magnetic recording that has a pole layer having a shape for easy forming, reducing track width and improved writing characteristics Yoshitaka Sasaki, Hironori Araki, Takehiro Horinaka, Shigeki Tanemura 2009-04-14
7508629 Magnetic head for perpendicular magnetic recording that has a structure to suppress protrusion of an end portion of a shield layer resulting from heat generated by a coil, and method of manufacturing same Yoshitaka Sasaki, Dong-Hong Li, Shigeki Tanemura, Hironori Araki 2009-03-24
7468862 Magnetic head for perpendicular magnetic recording Yoshitaka Sasaki, Joseph Smyth 2008-12-23
7468864 Magnetic head for perpendicular magnetic recording and method of manufacturing same Yoshitaka Sasaki, Dong-Hong Li, Shigeki Tanemura 2008-12-23
7463450 Thin film magnetic head Yoshitaka Sasaki, Takehiro Kamigama, Tatsushi Shimizu 2008-12-09
7436627 Magnetic head for perpendicular magnetic recording and method of manufacturing same Yoshitaka Sasaki, Hironori Araki, Kazuo Ishizaki 2008-10-14
7433151 Method of manufacturing magnetic head using magnetic head sub-structure with indicators for indicating the location of the ABS Yoshitaka Sasaki, Shigeki Tanemura, Hironori Araki 2008-10-07