Inventor
ZAMA YOSHIMASA
JP6 patents
⚠️ This page may combine multiple inventors who share the name “ZAMA YOSHIMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
5 patentsUS4410013AOct 18, 1983
Composite dual tubing
NIPPON STEEL CORP59 citations94
US4749623AJun 7, 1988
Composite metal sheet with organic and metal intermediate layer
NIPPON STEEL CORP54 citations92
US4859523AAug 22, 1989
Viscoelastic resin for vibration damping material
NIPPON STEEL CORP45 citations90
US4404992ASep 20, 1983
Composite dual tubing
NIPPON STEEL CORP31 citations90
US4413657ANov 8, 1983
Exhaust pipe with vibration damping
NIPPON STEEL CORP25 citations80