KI

Kouji Ishikawa

HC Hitachi Construction Machinery Co.: 111 patents #1 of 1,234Top 1%
Nsk: 26 patents #25 of 1,559Top 2%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
TC Techno Polymer Co.: 2 patents #18 of 68Top 30%
MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
NL Nagano Fujitsu Component Limited: 1 patents #5 of 32Top 20%
AM AMD: 1 patents #5,683 of 9,279Top 65%
TC Toagosei Co.: 1 patents #155 of 338Top 50%
FC Furukawa Techno Material Co.: 1 patents #14 of 42Top 35%
TI Toyota Industries: 1 patents #904 of 1,610Top 60%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #6,573 of 4,157,543Top 1%
146
Patents All Time

Issued Patents All Time

Showing 1–25 of 146 patents

Patent #TitleCo-InventorsDate
11953047 Formed body of Cu—Al—Mn-based shape-memory alloy and method for producing same Sumio Kise, Toyonobu Tanaka, Kenji Uruma, Nanami Kataoka, Shigekazu Yokoyama +2 more 2024-04-09
11466435 Hydraulic excavator with area limiting control function Shiho Izumi, Shuuichi MEGURIYA, Ryuu Narikawa, Tarou AKITA 2022-10-11
11391011 Hydraulic excavator Ryu NARIKAWA, Manabu Edamura, Shiho Izumi 2022-07-19
11377822 Hydraulic drive apparatus Kiwamu Takahashi, Yasutaka Tsuruga, Masatoshi Hoshino, Seiji Hijikata 2022-07-05
11196405 Electronic component and method of manufacturing the same Akio Katsube, Takehito Ishihara, Takeshi Ono 2021-12-07
11149753 Hydraulic energy recovery apparatus for working machine Kiwamu Takahashi, Seiji Hijikata, Masatoshi Hoshino, Yuichi Ogawa 2021-10-19
11066808 Work machine Hiroki Takeuchi, Shiho Izumi, Shuuichi MEGURIYA, Tarou AKITA 2021-07-20
10995475 Construction machine Seiji Hijikata, Yasutaka Tsuruga, Kiwamu Takahashi, Masatoshi Hoshino 2021-05-04
10907666 Hydraulic drive system Seiji Hijikata, Yasutaka Tsuruga, Kenji Hiraku 2021-02-02
10858804 Work machine Hiroki Takeuchi, Shiho Izumi, Shuuichi MEGURIYA, Tarou AKITA 2020-12-08
10801187 Work machine Shiho Izumi, Ryuu Narikawa, Daito Sakai, Takahiko Kurose 2020-10-13
10801532 Work machine Yuichi Ogawa, Seiji Hijikata, Masatoshi Hoshino, Kiwamu Takahashi 2020-10-13
10794046 Work machine Shinya Imura, Hiroshi Sakamoto, Yasuhiko Kanari 2020-10-06
10774502 Work machine Daito Sakai, Shiho Izumi, Ryuu Narikawa 2020-09-15
10760246 Work machine Seiji Hijikata, Shinya Imura 2020-09-01
10760245 Drive control device for construction machine Yuuichirou Morita, Manabu Edamura 2020-09-01
10626578 Work machine Shiho Izumi, Ryuu Narikawa, Shuuichi MEGURIYA, Tarou AKITA 2020-04-21
10584722 Hydraulic fluid energy regeneration apparatus of work machine Seiji Hijikata, Takatoshi Ooki, Shinya Imura 2020-03-10
10563378 Hydraulic system for work machines Hidekazu Moriki, Shinya Imura, Shiho Izumi, Hiroaki AMANO 2020-02-18
10557251 Work machine Shinya Imura, Shinji Nishikawa, Manabu Edamura, Masatoshi Hoshino, Shinji Ishihara 2020-02-11
10526768 Hydraulic energy regeneration system for work machine Seiji Hijikata, Shinya Imura 2020-01-07
10526767 Construction machine Seiji Hijikata, Shinya Imura 2020-01-07
10480442 Working machine and working machine monitoring system Shinya Sato, Masatoshi Hoshino, Shinji Ishihara 2019-11-19
10472804 Hydraulic control system of construction machine Ryohei Yamashita, Shinya Imura, Hidekazu Moriki, Hiroaki AMANO 2019-11-12
10443215 Construction machine management system Shinya Sato, Kentarou Itoga, Masatoshi Hoshino 2019-10-15