MH

Masashi Hamakubo

SI Sumitomo Rubber Industries: 8 patents #269 of 1,637Top 20%
MI Mitsubishi Cable Industries: 1 patents #162 of 372Top 45%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #542,747 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11958707 Sheet transport roller rubber composition and sheet transport roller Ryosuke Fujii, Satoshi Ito 2024-04-16
11884803 Sheet transport roller rubber composition and sheet transport roller Ryosuke Fujii 2024-01-30
10745543 Antistatic rubber composition Yudai Okuno, Akihiro Mine, Toshiyuki Hirai, Yoshihiro Yamada 2020-08-18
10294052 Sheet feed roller, and method of producing the same Yudai Okuno 2019-05-21
10153067 Electroconductive elastomer composition and manufacturing method therefor Akihiro Mine, Munehiro Nishimoto, Masahiro Yoshizato 2018-12-11
9926161 Paper feeding roller Akihiro Mine 2018-03-27
9809405 Paper feeding roller Akihiro Mine 2017-11-07
9777136 Rubber composition and rubber molded article using the same 2017-10-03
8794477 Sealing material for high-pressure hydrogen container, and high-pressure hydrogen container Itsuo Kamiya, Rentaro Mori, Kazuhiko Kobiki 2014-08-05