KM

Kenichi Matsumura

SM Smc: 21 patents #40 of 737Top 6%
SC Sekisui Chemical Co.: 11 patents #34 of 908Top 4%
TC Tokuyama Sekisui Co.: 7 patents #2 of 27Top 8%
Dai Nippon Printing Co.: 4 patents #587 of 2,222Top 30%
NE Nec: 2 patents #5,510 of 14,502Top 40%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
Overall (All Time): #59,774 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 1–25 of 47 patents

Patent #TitleCo-InventorsDate
12428542 Chlorinated vinyl chloride resin composition and chlorinated vinyl chloride resin molded body 2025-09-30
12297312 Chlorinated vinyl chloride-based resin Nozomi Eguchi, Isao Higuchi, Yasunari Kusaka 2025-05-13
12110385 Chlorinated vinyl chloride resin Norikazu Mashino, Kento Murakami, Nami Nakajima, Yasunari Kusaka, Takehisa Sugaya +1 more 2024-10-08
12104051 Chlorinated vinyl chloride-based resin Norikazu Mashino, Kento Murakami, Nami Nakajima, Yasunari Kusaka, Takehisa Sugaya +1 more 2024-10-01
11680650 Four-position switching valve 2023-06-20
D963799 Electromagnetic valve Masaru Yoshida, Yoichi Kawamura 2022-09-13
D961730 Electromagnetic valve Masaru Yoshida, Yoichi Kawamura 2022-08-23
D961049 Electromagnetic valve Masaru Yoshida, Yoichi Kawamura 2022-08-16
D918342 Electromagnetic valve Masaru Yoshida 2021-05-04
D914139 Electromagnetic valve Masaru Yoshida 2021-03-23
D912207 Electromagnetic valve Masaru Yoshida 2021-03-02
D910816 Electromagnetic valve Masaru Yoshida 2021-02-16
D897496 Electromagnetic valve Shinichi Yoshimura, Masaru Yoshida, Yoichi Morodomi 2020-09-29
10446092 Image processing apparatus, display apparatus, image processing method, and image processing program Kuniaki ARAGANE, Kenji Masuda 2019-10-15
D857163 Electromagnetic valve Shinichi Yoshimura, Masaru Yoshida 2019-08-20
D846697 Electromagnetic valve Shinichi Yoshimura, Masaru Yoshida 2019-04-23
D827134 Sizer for cardiac valve ring and blood vessel diameter 2018-08-28
10000634 Resin composition for molding use Atsushi Seiki, Norikazu Mashino, Atsushi Kawano, Kei Yoshiyama 2018-06-19
9765195 Molding resin composition including chlorinated vinyl chloride-based resin, and molded article thereof Atsushi Seiki, Ryota Yamasugi 2017-09-19
9758633 Molding resin composition including chlorinated vinyl chloride-based resin, and molded article thereof Atsushi Seiki, Norikazu Mashino, Kei Yoshiyama, Atsushi Kawano 2017-09-12
D797276 Aspirator head 2017-09-12
9611373 Molding resin composition including chlorinated vinyl chloride-based resin, and molded article thereof Atsushi Seiki, Norikazu Mashino, Kei Yoshiyama, Atsushi Kawano 2017-04-04
9611374 Molding resin composition including chlorinated vinyl chloride-based resin, and molded article thereof Atsushi Seiki, Ryota Yamasugi 2017-04-04
9523442 Double solenoid valve with detent mechanism Bunya Hayashi 2016-12-20
9372485 Flow rate control device 2016-06-21