Inventor
SHIRASAKI YOSHIKAZU
JP5 patents
⚠️ This page may combine multiple inventors who share the name “SHIRASAKI YOSHIKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYO BOSEKI
4 patentsUS5075904ADec 31, 1991
Helmet with reinforcement
TOYO BOSEKI43 citations91
US4983433AJan 8, 1991
Fiber reinforced plastic and its reinforcement
TOYO BOSEKI50 citations90
US4840826AJun 20, 1989
Fiber reinforced plastic solid or hollow molded article
TOYO BOSEKI30 citations85
US4929503AMay 29, 1990
Composite fibrous material
TOYO BOSEKI18 citations72