Inventor
HIRAKAWA NAOKI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “HIRAKAWA NAOKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SYNZTEC CO LTD
4 patentsUS7744515B2Jun 29, 2010
Conductive roller and inspection method therefor
SYNZTEC CO LTD8 citations82
US7638196B2Dec 29, 2009
Conductive rubber member
SYNZTEC CO LTD8 citations82
US7875331B2Jan 25, 2011
Conductive rubber member
SYNZTEC CO LTD2 citations60
US7973093B2Jul 5, 2011
Foamed rubber member
SYNZTEC CO LTD0 citations39
HIRAKAWA NAOKI
4 patentsUS8163389B2Apr 24, 2012
Conductive roll and method for producing same
HIRAKAWA NAOKI8 citations76
US8273191B2Sep 25, 2012
High-strength stainless steel material and production process of the same
HIRAKAWA NAOKI1 citations50
US8105653B2Jan 31, 2012
Method and apparatus for performing surface treatment of rubber member
HIRAKAWA NAOKI0 citations42
US8066626B2Nov 29, 2011
Conductive rubber member
HIRAKAWA NAOKI1 citations42