Inventor

KOSAKA YOSHIHARU

JP3 patents

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

KOSAKA YOSHIHARU

2 patents

US4173857ANov 13, 1979

Double-layered wooden arch truss

KOSAKA YOSHIHARU45 citations83

US8303737B2Nov 6, 2012

Brass material

KOSAKA YOSHIHARU0 citations46

CK METALS CO LTD

1 patent

US7811674B2Oct 12, 2010

Hot-dip galvanizing bath and galvanized iron article

CK METALS CO LTD1 citations33