Inventor

SASAKI MASAHARU

JP3 patents

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

IDEMITSU KOSAN CO

1 patent

US5273672ADec 28, 1993

Lubricating oil composition containing a partial ester of a polyhydric alcohol and a substituted succinic acid ester

IDEMITSU KOSAN CO20 citations75

YAMAHA CORP

1 patent

US7518217B2Apr 14, 2009

Semiconductor device, semiconductor wafer, chip size package, and methods of manufacturing and inspection therefor

YAMAHA CORP7 citations68

SASAKI MASAHARU

1 patent

US8247773B2Aug 21, 2012

Method and apparatus for reading identification mark on surface of wafer

SASAKI MASAHARU1 citations42