YT

Yasuhiro Tanaka

Sumitomo Electric Industries: 46 patents #193 of 21,551Top 1%
PA Panasonic: 39 patents #326 of 21,108Top 2%
YA Yazaki: 29 patents #106 of 3,427Top 4%
DE Denso: 17 patents #571 of 11,792Top 5%
OC Oki Electric Industry Co.: 15 patents #53 of 2,807Top 2%
MC Murata Manufacturing Co.: 12 patents #634 of 5,295Top 15%
SC Sanyo Electric Co.: 11 patents #436 of 6,347Top 7%
TO Toyota: 10 patents #2,889 of 26,838Top 15%
HS Hera Wireless S.A.: 8 patents #2 of 13Top 20%
SO Sony: 8 patents #5,352 of 25,231Top 25%
Nissan Motor Co.: 7 patents #1,071 of 8,689Top 15%
Canon: 7 patents #7,830 of 19,416Top 45%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
HD Hitachi Displays: 4 patents #236 of 752Top 35%
FL Fujitsu Microcomputer Systems Limited: 3 patents #3 of 21Top 15%
Kyocera: 3 patents #999 of 3,732Top 30%
OS Olympus Medical Systems: 3 patents #222 of 833Top 30%
CY Cygames: 3 patents #2 of 92Top 3%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
NA Nissan North America: 2 patents #271 of 884Top 35%
JO Joled: 2 patents #188 of 392Top 50%
TC The Kinki Sharyo Co.: 2 patents #5 of 22Top 25%
TC Toppan Forms Co.: 2 patents #4 of 46Top 9%
TC Toyo Ink Mfg. Co.: 2 patents #112 of 499Top 25%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
DS Duplo Seiko: 2 patents #16 of 40Top 40%
JD Japan Display: 2 patents #741 of 1,204Top 65%
NM Nitta Moore: 1 patents #8 of 19Top 45%
GI Giken: 1 patents #6 of 32Top 20%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
IC Ishikawajima-Harima Heavy Industries Co.: 1 patents #251 of 611Top 45%
KR Kabushiki Kaisha Honda Rokku: 1 patents #5 of 18Top 30%
KS Kabushiki Kaisha Matsuyama Seisakusho: 1 patents #9 of 14Top 65%
KC Kobelco Construction Machinery Co.: 1 patents #243 of 422Top 60%
KO Konami: 1 patents #203 of 445Top 50%
MC Matsushit Electric Industrial Co.: 1 patents #13 of 293Top 5%
ML Mitsubishi Paper Mills Limited: 1 patents #256 of 458Top 60%
Nichia: 1 patents #1,005 of 1,531Top 70%
NC Nissan Diesel Motor Co.: 1 patents #52 of 125Top 45%
AC Ando Electric Co.: 1 patents #158 of 301Top 55%
NC Nittoku Co.: 1 patents #6 of 23Top 30%
NS Ntt Data Sanyo System: 1 patents #3 of 9Top 35%
OC Oki Electric Co.: 1 patents #3 of 39Top 8%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
TC Toyo Tire & Rubber Co.: 1 patents #248 of 499Top 50%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
📍 Tokyo, MI: #4 of 74 inventorsTop 6%
Overall (All Time): #1,841 of 4,157,543Top 1%
258
Patents All Time

Issued Patents All Time

Showing 126–150 of 258 patents

Patent #TitleCo-InventorsDate
8179768 Optical system for compensating for spherical aberration and/or coma aberration in an optical pickup device and optical pickup device having the same Michihiro Yamagata, Katsuhiko Hayashi, Masahiro Birukawa 2012-05-15
8121554 Radio apparatus Seigo Nakao, Ken Nakaoka, Akifumi Hirata, Kiyoshige Ito, Yoshiyuki Otani 2012-02-21
8075124 Liquid cartridge containing a recording liquid having a pH of over 4 and under 6 Toshio Fukuda, Masato Nakamura 2011-12-13
8075125 Liquid spraying cartridge containing a recording liquid having a pH of over 4 and under 6 Toshio Fukuda, Masato Nakamura 2011-12-13
8064388 Radio apparatus and communication system using the same Seigo Nakao 2011-11-22
8054739 Method and apparatus for transmitting signals, and method and apparatus for receiving the signals Seigo Nakao, Nobuo Higashida 2011-11-08
8054278 Display apparatus Hironobu Isami, Haruhisa Iida, Hidenori Kikuchi, Yukihide Ode 2011-11-08
8009611 Communication method for transmitting multiple packet signals, and radio apparatus and communication system using the same 2011-08-30
8004487 Display device 2011-08-23
7920455 Complex optical element and optical pickup Katsuhiko Hayashi, Jun Murata, Michihiro Yamagata 2011-04-05
7904116 Calibration method, and base station apparatus, terminal apparatus and radio apparatus utilizing the same Seigo Nakao 2011-03-08
7880794 Imaging device including a plurality of lens elements and a imaging sensor Michihiro Yamagata, Hiroaki Okayama, Kazutake Boku, Kenichi Hayashi, Yoshimasa Fushimi +2 more 2011-02-01
7875835 Heating component for pipe joint Atsushi Izumi, Akinobu Tsuda, Kazunori Sawada 2011-01-25
7850319 Light-absorbing member Motonobu Yoshikawa, Yoshiharu Yamamoto, Michihiro Yamagata 2010-12-14
7824005 Liquid ejection device Yuji Yakura, Masahiro Koike, Shota Nishi 2010-11-02
7821487 Display apparatus Hironobu Isami, Haruhisa Iida, Hidenori Kikuchi, Yukihide Ode 2010-10-26
7801008 Diffractive optical element, objective optical system including the same, and optical pickup including the same Michihiro Yamagata, Katsuhiko Hayashi 2010-09-21
7782540 Optical head apparatus and optical information recording and reproduction apparatus Tomohiko Sasano, Michihiro Yamagata, Daisuke Ogata 2010-08-24
7771558 Adhesive and method of manufacturing image display apparatus using the same Reiko Maeda 2010-08-10
7771037 Liquid spraying method using a recording liquid having a pH of 4-6 Toshio Fukuda, Masato Nakamura 2010-08-10
7697463 Radio apparatus 2010-04-13
7656769 Optical pickup and objective optical system for use in the same Katsuhiko Hayashi, Akihiro Arai, Michihiro Yamagata 2010-02-02
7643587 Frequency offset estimating method and frequency offset correcting apparatus utilizing said method Seigo Nakao, Nobuo Higashida 2010-01-05
7634026 Receiving method and receiving apparatus Seigo Nakao 2009-12-15
RE40954 Objective lens and optical head device Tomohiko Sasano, Michihiro Yamagata 2009-11-10