HI

Hiroyuki Ishikawa

TK Toshiba Tec Kabushiki Kaisha: 31 patents #73 of 1,664Top 5%
Brother Kogyo: 22 patents #376 of 2,767Top 15%
NE Nec: 11 patents #1,181 of 14,502Top 9%
SE Seiko Epson: 11 patents #1,668 of 7,774Top 25%
FU Fujifilm: 9 patents #988 of 4,519Top 25%
KS Kawasaki Steel: 8 patents #116 of 1,922Top 7%
Honda Motor Co.: 8 patents #2,726 of 21,052Top 15%
Rohm Co.: 8 patents #378 of 2,292Top 20%
PA Panasonic: 6 patents #4,438 of 21,108Top 25%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
CP Chugai Pharmaceutical: 5 patents #198 of 1,238Top 20%
IL Isuzu Motors Limited: 4 patents #131 of 908Top 15%
SO Sony: 4 patents #8,966 of 25,231Top 40%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
SS Sumitomo Wiring Systems: 3 patents #955 of 2,615Top 40%
SI Sakata Inx: 3 patents #23 of 78Top 30%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
Casio Computer Co.: 3 patents #744 of 1,970Top 40%
AT Autonetworks Technologies: 2 patents #557 of 1,079Top 55%
TL Toyota Central R&D Labs: 2 patents #528 of 1,657Top 35%
KC Konishi Co.: 2 patents #11 of 62Top 20%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
HO Hosiden: 2 patents #123 of 328Top 40%
HH Hitachi High-Technologies: 1 patents #674 of 1,200Top 60%
CA Calsonic: 1 patents #72 of 204Top 40%
DC Delta Kogyo Co.: 1 patents #54 of 132Top 45%
HC Hitachi Powdered Metals Co.: 1 patents #113 of 246Top 50%
KA Kao: 1 patents #1,961 of 3,221Top 65%
Kyocera: 1 patents #2,054 of 3,732Top 60%
KC Kyodo Yushi Co.: 1 patents #63 of 191Top 35%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
RI Reprocell Incorporated: 1 patents #4 of 20Top 20%
SC Sbi Pharmaceuticals Co.: 1 patents #23 of 80Top 30%
Overall (All Time): #6,321 of 4,157,543Top 1%
148
Patents All Time

Issued Patents All Time

Showing 26–50 of 148 patents

Patent #TitleCo-InventorsDate
10933652 Liquid circulation device and liquid discharging apparatus 2021-03-02
10828907 Liquid circulation device and liquid discharging apparatus 2020-11-10
10821920 Wire harness Takahiro Murata, Hirokazu Komori, Taiko Sato 2020-11-03
10717293 Liquid circulation apparatus, liquid ejection apparatus and liquid ejection method 2020-07-21
10538098 Liquid circulation device and liquid discharging apparatus 2020-01-21
10525723 Liquid circulation device and liquid discharging apparatus 2020-01-07
10343414 Liquid circulation device, liquid discharge device and liquid discharge method Kazuhiko Ohtsu 2019-07-09
10257385 Optical print head, image forming apparatus and light amount correction method of optical print head Koji Tanimoto 2019-04-09
10239325 Liquid circulation device, liquid discharge device and liquid discharge method Kazuhiko Ohtsu 2019-03-26
10152926 Driving circuit for light emitting element, light emitting device using same, and display apparatus 2018-12-11
10114160 Polarizing plate, liquid crystal display device including same, and method for producing polarizing plate Mayumi NOJIRI, Yu Naito, Nobutaka Fukagawa, Naoya SHIMOJU 2018-10-30
10083784 Composite magnetic member and method of manufacturing same Hiroyuki Mori, Takeshi Hattori 2018-09-25
10059877 Optically anisotropic layer, method for producing the optically anisotropic layer, a laminate, polarizing plate, display device, liquid crystal compound, method for producing the liquid crystal compound, and carboxylic acid compound Hiroshi Matsuyama, Ryoji GOTO, Keita Takahashi, Taiji Katsumata 2018-08-28
10053786 Differential pressure water electrolysis system Eiji HARYU, Hayato DAIMON 2018-08-21
10053783 Differential pressure water electrolysis system Eiji HARYU, Nobuyuki Kawasaki 2018-08-21
10007042 Composition, light reflecting film, luminance-improving film, backlight unit, and liquid crystal display device Shinichi Morishima, Mitsuyoshi Ichihashi, Katsufumi Ohmuro, Akio Tamura, Wataru HOSHINO 2018-06-26
10001674 Brightness enhancement film, optical sheet member, and liquid crystal display device Jun Takeda, Yuki Matsuda, Nobuyuki AKUTAGAWA, Kotaro Yasuda, Katsufumi Ohmuro +5 more 2018-06-19
9987853 Liquid circulation device, liquid discharge device and liquid discharge method Kazuhiko Ohtsu 2018-06-05
9979856 Optical print head, image forming apparatus and light amount correction method of optical print head Koji Tanimoto 2018-05-22
9950539 Ink jet recording apparatus and ink supply device Yoshiaki Kaneko 2018-04-24
9878535 Ink circulation device and printer Yoshiaki Kaneko, Shinichiro Hida, Tetsuya Sato, Kazuhiro Hara, Kazuhiko Ohtsu 2018-01-30
9828682 Differential pressure water electrolysis apparatus Nobuyuki Kawasaki, Eiji HARYU 2017-11-28
9827778 Ink circulation device and ink ejection device Kazuhiko Ohtsu 2017-11-28
9829615 Luminance-enhancing film, optical sheet member, and liquid crystal display device Akiko WATANO, Yukito Saitoh, Katsufumi Ohmuro, Mitsuyoshi Ichihashi, Kotaro Yasuda +3 more 2017-11-28
9778509 Optical conversion member, backlight unit, and liquid crystal display device 2017-10-03