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 151–175 of 258 patents

Patent #TitleCo-InventorsDate
7602561 Optical head apparatus and optical information recording and reproduction apparatus Tomohiko Sasano, Michihiro Yamagata, Daisuke Ogata 2009-10-13
7548383 Optical pickup and objective lens used therein Katsuhiko Hayashi, Michihiro Yamagata, Kazuhiko Ishimaru 2009-06-16
7545583 Optical lens having antireflective structure Katsuhiko Hayashi, Michihiro Yamagata 2009-06-09
7532686 Correlator and receiving apparatus utilizing the same Seigo Nakao 2009-05-12
7526258 Method and apparatus for transmitting signals, method and apparatus for receiving the signals, and communication system utilizing the same Seigo Nakao 2009-04-28
7516947 Liquid-sealed vibration control equipment and elastic partition film for use therein Shingo Hatakeyama, Masaaki Itoh, Kentarou Yamamoto 2009-04-14
7478953 Electrical connection between bidirectional optical subassembly and circuit board in optical transceiver 2009-01-20
7467898 Optical transceiver installing bi-directional optical sub-assembly Atsushi Nakazawa 2008-12-23
7453788 Optical head, optical information recording/reproducing apparatus, computer, video recording/reproducing apparatus, video reproducing apparatus, server and car navigation system Akihiro Yasuda, Yoshiaki Komma, Yoshiyuki Shimizu 2008-11-18
7433125 Light quantity distribution control element and optical apparatus using the same Motonobu Yoshikawa, Yoshiharu Yamamoto, Michihiro Yamagata, Hiroshi Yamaguchi 2008-10-07
7358475 Solid-state imaging device and camera Syouji Tanaka, Ryohei Miyagawa, Toshiya Fujii, Michihiro Yamagata, Hiroaki Okayama 2008-04-15
7332829 Condition monitor system responsive to different input pulses Nobutomo Takagi, Makoto Kawatsu 2008-02-19
7314275 Recording liquid, liquid cartridge, liquid discharge apparatus and method of liquid discharge Hideki Sekiguchi, Noriaki Furukawa 2008-01-01
7261406 Ink used in inkjet recording, method for inkjet recording, inkjet recording head and manufacturing method therefor, method for treating inkjet recording head, and inkjet printer Toshio Fukuda 2007-08-28
7256942 Single lens element, light source device and scanning optical device Michihiro Yamagata, Motonobu Yoshikawa, Yoshiharu Yamamoto, Daizaburo Matsuki, Masaru Fujita +1 more 2007-08-14
7248420 Optical pickup lens device and information recording and reproducing device using the same Katsuhiko Hayashi, Michihiro Yamagata, Yoshiaki Komma 2007-07-24
7248409 Optical element, optical lens, optical head apparatus, optical information apparatus, computer, optical information medium player, car navigation system, optical information medium recorder, and optical information medium server Yoshiaki Komma, Sadao Mizuno 2007-07-24
7239448 Light quantity distribution control element and optical apparatus using the same Motonobu Yoshikawa, Yoshiharu Yamamoto, Michihiro Yamagata, Hiroshi Yamaguchi 2007-07-03
7236304 Imaging Device Hiroaki Okayama, Michihiro Yamagata, Kazutake Boku, Kenichi Hayashi, Yoshimasa Fushimi +2 more 2007-06-26
7221521 Optical pickup lens device and information recording and reproducing device using the same Katsuhiko Hayashi, Michihiro Yamagata, Yoshiaki Komma, Fumitomo Yamasaki 2007-05-22
7216617 Engine starting assist system Makoto Kawatsu, Nobutomo Takagi, Naoki Maeda 2007-05-15
7177101 Optical head apparatus and optical information recording and reproduction apparatus Tomohiko Sasano, Michihiro Yamagata, Daisuke Ogata 2007-02-13
7167040 Voltage booster device having voltage-suppressing circuit Nobutomo Takagi, Takayuki Yamanaka, Mitsuru Terasaki 2007-01-23
7124005 Electronic control unit having hold circuit and method therefor Takashi Harada, Nobutomo Takagi, Noriaki Terashima 2006-10-17
7099260 Objective lens for optical disk Michihiro Yamagata, Tomohiko Sasano 2006-08-29