TY

Takeshi Yoshikawa

KO Komatsu: 8 patents #209 of 2,087Top 15%
TC Toyo Ink Mfg. Co.: 5 patents #35 of 499Top 8%
KC Kanai Juyo Kogyo Co.: 2 patents #3 of 42Top 8%
FU Fujifilm: 2 patents #2,431 of 4,519Top 55%
TC Toyo Ink Sc Holdings Co.: 1 patents #51 of 144Top 40%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
NC Neturen Co.: 1 patents #80 of 161Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #201,358 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12403954 Crawler-type work machine Naoya Akiyama, Hiroaki Takeshima 2025-09-02
12351234 Crawler-type work machine Yoshitaka KIKUCHI, Hiroaki Takeshima 2025-07-08
12276079 Crawler-type work machine Hiroaki Takeshima, Naoya Akiyama, Shinichi OTAKA, Kazushi Nakata, Osamu YATSUDA 2025-04-15
11131079 Work vehicle and work vehicle monitoring system Hiroaki Takeshima, Yoshito Komatsu 2021-09-28
10619329 Work vehicle, monitoring system for work vehicle, and tracked work vehicle Hiroaki Takeshima, Yoshito Komatsu 2020-04-14
9079613 Crawler work vehicle Taneaki Fujino 2015-07-14
8869921 Crawler work vehicle Taneaki Fujino 2014-10-28
8561760 Hydraulic system for working vehicle Hitoshi Miyamoto 2013-10-22
8404969 Urethane resin, actinic energy ray curable adhesive, and back protective sheet for solar cell Satoshi Maeda, Mitsuo Umezawa, Hiroshi Yamaguchi 2013-03-26
7442906 Induction heating coil for shaft member having multiple steps and heating method Yoshimasa Tanaka, Takeshi Endoh, Yutaka Kiyosawa, Fumiaki Ikuta, Takashi Horino +2 more 2008-10-28
7333718 Work data collection method Koichi Takahashi, Masaya Kaneko, Yuko Endo, Yoshio Obara 2008-02-19
7272461 Work data collection method Koichi Takahashi, Masaya Kaneko, Yuko Endo, Yoshio Obara 2007-09-18
7103437 Work data collection method Koichi Takahashi, Masaya Kaneko, Yuko Endo, Yoshio Obara 2006-09-05
5924188 Method of manufacturing bottomed hollow cylinder using a press Yasunori Tokunou, Kouichi Inoue, Toshikazu Shogase, Makoto Sunouchi 1999-07-20
5611881 Method of thermal transfer recording on marking film Yasunori Kimura, Akifumi Kuwabara, Tatsuya Nakao, Motohiko Kashioka, Hiromi Yokoyama +2 more 1997-03-18
5527615 Image receptor sheet for thermal transfer Yasunori Kimura, Hideaki Kumada, Motohiko Kashioka 1996-06-18
5348348 Data-written medium Koji Hanada, Makiko Hamuro, Toru Ohmura, Motohiko Kashioka 1994-09-20
4932200 Rotary ring for spinning machinery Kunio Etuya, Naofumi Kobayashi, Noboru Ishibashi 1990-06-12
4925731 Heat-sensitive transfer material Koji Hanada, Masashi Sawamura, Hiroyuki Nihashi, Tsuneo Tanaka 1990-05-15
4877681 Heat-sensitive transfer material Koji Hanada, Masashi Sawamura, Hiroyuki Nihashi, Tsuneo Tanaka 1989-10-31
4698958 Ring for spinning and twisting machines Yuzuru Nakano 1987-10-13