Inventor
TAKEISHI MAKOTO
JP7 patents
⚠️ This page may combine multiple inventors who share the name “TAKEISHI MAKOTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IDEMITSU KOSAN CO
4 patentsUS7851422B2Dec 14, 2010
Quenching oil for reduced pressure quenching and method for quenching
IDEMITSU KOSAN CO6 citations71
US7503985B2Mar 17, 2009
Quenching method
IDEMITSU KOSAN CO2 citations60
US7347927B2Mar 25, 2008
Oil composition for heat treatment
IDEMITSU KOSAN CO6 citations60
US7993473B2Aug 9, 2011
Heat treatment oil composition
IDEMITSU KOSAN CO0 citations46