Inventor
YAO YUGO
JP7 patents
⚠️ This page may combine multiple inventors who share the name “YAO YUGO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NETUREN CO LTD
6 patentsUS6328829B1Dec 11, 2001
Constrained hardening method and apparatus for deformed bar workpieces
NETUREN CO LTD18 citations82
US5492308AFeb 20, 1996
Constrained quenching apparatus and heat treatment apparatus
NETUREN CO LTD13 citations72
US4987281AJan 22, 1991
Apparatus for continuous-direct-resistance heating of long-length particles
NETUREN CO LTD10 citations71
US4822969AApr 18, 1989
Apparatus for continuous-direct-resistance heating of long-length articles
NETUREN CO LTD12 citations71
US4538042AAug 27, 1985
Method and apparatus for forming reinforcing cage for prestressed concrete pile
NETUREN CO LTD12 citations65
US5626693AMay 6, 1997
Method and apparatus for quenching a tubular workpiece
NETUREN CO LTD4 citations61