HI

Hiroshi Ichikawa

Brother Kogyo: 18 patents #491 of 2,767Top 20%
YA Yazaki: 18 patents #212 of 3,427Top 7%
NC Nippon Carbon Co.: 15 patents #1 of 58Top 2%
Honda Motor Co.: 12 patents #1,548 of 21,052Top 8%
UI Ube Industries: 6 patents #200 of 1,686Top 15%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
YC Yokowo Co.: 4 patents #28 of 176Top 20%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
IC Idemitsu Kosan Co.: 4 patents #327 of 1,237Top 30%
NS Nippon Steel: 4 patents #672 of 4,423Top 20%
EM Elpida Memory: 3 patents #206 of 692Top 30%
Micron: 3 patents #3,077 of 6,345Top 50%
HC Hitachi Ulsi Systems Co.: 3 patents #305 of 867Top 40%
Aisin Seiki Kabushiki Kaisha: 2 patents #1,427 of 3,782Top 40%
HS Hitachi-Omron Terminal Solutions: 2 patents #37 of 113Top 35%
IL Isuzu Motors Limited: 2 patents #255 of 908Top 30%
SI Shinwa Chemical Industries: 2 patents #4 of 23Top 20%
TO Tosoh: 2 patents #354 of 1,042Top 35%
NO Nippon Oil: 1 patents #392 of 773Top 55%
MW Meisei Chemical Works: 1 patents #2 of 19Top 15%
NE NS Sumikin Engineering: 1 patents #42 of 113Top 40%
RG Rakuten Group: 1 patents #217 of 553Top 40%
Google: 1 patents #14,769 of 22,993Top 65%
TC Takagi Industrial Co.: 1 patents #18 of 29Top 65%
TC Tokyo Gas Co.: 1 patents #144 of 412Top 35%
TS Toshiba Electronic Devices & Storage: 1 patents #470 of 900Top 55%
TC Toshiba Materials Co.: 1 patents #127 of 197Top 65%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
KO Koa: 1 patents #70 of 157Top 45%
JI Japan Atomic Energy Research Institute: 1 patents #188 of 609Top 35%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
📍 Kurose, JP: #1 of 3 inventorsTop 35%
Overall (All Time): #12,411 of 4,157,543Top 1%
108
Patents All Time

Issued Patents All Time

Showing 1–25 of 108 patents

Patent #TitleCo-InventorsDate
12393477 Control device and method for operating control device Michitomo Yamaguchi, Satoshi Kamiya 2025-08-19
12396166 Semiconductor device and method for forming the wiring structures avoiding short circuit thereof Hidenori Yamaguchi, Katsumi Koge, Junya Suzuki 2025-08-19
11830565 Semiconductor device performing loop-back test operation Yoshihito Morishita 2023-11-28
11548063 Insert mounting device Takuji Suezawa, Shinji Sangawa, Toshiaki Onuma 2023-01-10
11458531 Casting mold Takuji Suezawa, Shinji Sangawa, Toshiaki Onuma 2022-10-04
11453046 Casting mold Takuji Suezawa, Toshiaki Onuma, Shinji Sangawa 2022-09-27
11348660 Semiconductor device performing loop-back test operation Yoshihito Morishita 2022-05-31
11111093 Sheet conveyor and image forming apparatus 2021-09-07
10739474 Scintillator array, method of manufacturing scintillator array, radiation detector, and radiation inspection device Makoto Hayashi, Hiroyasu Kondo, Yoshitaka Adachi, Yukihiro Fukuta 2020-08-11
10377590 Image forming apparatus Michio Fujioka 2019-08-13
10128515 Fuel cell module Akihito Yuzuriha, Ayaka Nango 2018-11-13
10087023 Sheet feeding apparatus and image forming apparatus Michio Fujioka 2018-10-02
9925934 Corrugated tube and wire harness for slide door Shota Mochizuki 2018-03-27
9816151 Method for operating blast furnace and method for producing molten pig iron Yasuyuki Oosawa, Takafumi Hayashi, Shin Tomisaki 2017-11-14
9779904 Chip type fuse Takahiro Ishikawa, Chika Ito 2017-10-03
9731664 Corrugated tube and wireharness Tomohiro Fukuda, Kazuya Takeuchi 2017-08-15
9530538 Wire harness manufacturing method and wire harness Kazuya Takeuchi 2016-12-27
9411302 Image forming apparatus 2016-08-09
9310760 Image forming apparatus with improved feeling when opening cover 2016-04-12
9242814 Image processing apparatus, controlling method thereof, and computer-readable medium for controlling torque applied to a separation roller of image processing apparatus Yasuyuki Otsuki 2016-01-26
9141598 Information processing system, method, program, and recording medium for detecting the cessation of an input in a first form and generating a second form Hiroyuki Tokunaga, Satoshi Takahashi, Ikuyo Kobayashi 2015-09-22
9123945 Fuel cell with electrolyte electrode assembly projections forming reactant gas channel 2015-09-01
9051140 Sheet conveying device and image forming apparatus provided with the same 2015-06-09
8939446 Roller device 2015-01-27
8733421 Evaporative pattern casting process Fumio Hirai, Osami Ito, Hiroyuki Yamada, Hidetaka Hokazono, Tomohiko Yamamoto +1 more 2014-05-27