P

Inventor

HAYASAKI YASUYUKI

JP8 patents
⚠️ This page may combine multiple inventors who share the name “HAYASAKI YASUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO RIKO CO LTD

5 patents
US12312468B2May 27, 2025

Silicone rubber composition, silicone rubber crosslinked body, and sealant

SUMITOMO RIKO CO LTD0 citations55
US12492329B2Dec 9, 2025

Seal member

SUMITOMO RIKO CO LTD0 citations54
US11982941B2May 14, 2024

Flexographic printing plate precursor

SUMITOMO RIKO CO LTD0 citations48
US12269703B2Apr 8, 2025

Conveying belt

SUMITOMO RIKO CO LTD0 citations45
US10691038B2Jun 23, 2020

Conductive roller for electrophotographic equipment

SUMITOMO RIKO CO LTD0 citations44

TOKAI RUBBER IND LTD

3 patents
US7356294B2Apr 8, 2008

Developing roll

TOKAI RUBBER IND LTD7 citations71
US6918866B2Jul 19, 2005

Conductive roll

TOKAI RUBBER IND LTD10 citations70
US9617361B2Apr 11, 2017

Conductive member for electrophotographic image forming apparatus

TOKAI RUBBER IND LTD0 citations37