TY

Takahiro Yamakawa

The Yokohama Rubber Co.: 19 patents #60 of 1,136Top 6%
TC Taiheiyo Cement: 6 patents #6 of 203Top 3%
Canon: 5 patents #9,253 of 19,416Top 50%
SH Sumitomo Electric Hardmetal: 4 patents #108 of 278Top 40%
A. A.L.M.T.: 1 patents #72 of 152Top 50%
NC Nihon Cement Co.: 1 patents #13 of 50Top 30%
YC Yokowo Co.: 1 patents #88 of 176Top 50%
📍 Itami, JP: #73 of 1,436 inventorsTop 6%
Overall (All Time): #109,444 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
12312660 Cemented carbide and cutting tool Takato Yamanishi, Masahito Hikiji 2025-05-27
12226836 Cutting tool Masahito Hikiji, Takato Yamanishi 2025-02-18
12202051 Cutting tool Masahito Hikiji, Takato Yamanishi 2025-01-21
12098448 Cemented carbide and cutting tool using same Kazuhiro Hirose, Katsuya Uchino, Tsuyoshi Yamamoto 2024-09-24
11312632 Tungsten carbide powder Takehiko Hayashi, Tomoyuki Ishida 2022-04-26
11267293 Pneumatic tire 2022-03-08
11173748 Pneumatic tire 2021-11-16
10286733 Pneumatic tire Yasutaka Akashi 2019-05-14
10252577 Pneumatic tire Yasutaka Akashi 2019-04-09
D807814 Automobile tire Yasutaka Akashi 2018-01-16
D805468 Automobile tire Yasutaka Akashi 2017-12-19
D801261 Automobile tire Hiroshi Tokizaki 2017-10-31
9764599 Pneumatic tire 2017-09-19
9662941 Pneumatic tire 2017-05-30
D749039 Automobile tire tread Hiroshi Tokizaki 2016-02-09
9027612 Pneumatic tire having tread provided with three-dimensionally shaped sipes 2015-05-12
D712819 Automobile tire Hiroshi Tokizaki 2014-09-09
8813801 Pneumatic tire 2014-08-26
8794284 Pneumatic tire 2014-08-05
D707621 Automobile tire Hiroshi Tokizaki 2014-06-24
8720512 Pneumatic tire 2014-05-13
8646503 Pneumatic tire 2014-02-11
8474496 Pneumatic tire with tread having cutaway portions formed in center rib 2013-07-02
7781359 High-frequency dielectric material Shi Luo 2010-08-24
D595219 Automobile tire Takumi Morito 2009-06-30