Inventor
HATA HITOSHI
JP36 patents
⚠️ This page may combine multiple inventors who share the name “HATA HITOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IDEMITSU KOSAN CO
28 patentsUS5126065AJun 30, 1992
Process for improving the coefficient of traction and traction drive fluid
IDEMITSU KOSAN CO29 citations92
US4609480ASep 2, 1986
Lubricant composition for improving fatigue life
IDEMITSU KOSAN CO45 citations92
US6303546B1Oct 16, 2001
Traction drive fluid
IDEMITSU KOSAN CO30 citations91
US7015178B2Mar 21, 2006
Lube base oil composition
IDEMITSU KOSAN CO11 citations84
US5133886AJul 28, 1992
Additive for lubricating oil and lubricating oil composition containing said additive
IDEMITSU KOSAN CO20 citations82
US4975215ADec 4, 1990
Process for improving the coefficient of traction and traction drive fluid composition
IDEMITSU KOSAN CO22 citations82
US6352962B1Mar 5, 2002
Lubricant additive comprising reaction product of phosphate or phosphite and boronated dispersant
IDEMITSU KOSAN CO10 citations74
US6319879B1Nov 20, 2001
Derivative of bicyclo [2.2.1] heptane, method for its production, and fluid for traction drive
IDEMITSU KOSAN CO11 citations74
US5460741AOct 24, 1995
Lubricating oil composition
IDEMITSU KOSAN CO7 citations74
US5422027AJun 6, 1995
Process for increasing traction coefficient
IDEMITSU KOSAN CO8 citations74
US5283384AFeb 1, 1994
Traction drive fluid, process for producing the same and bicyclo octane compound
IDEMITSU KOSAN CO12 citations74
US5198129AMar 30, 1993
Lubricating oil composition containing zinc dithiophosphate
IDEMITSU KOSAN CO17 citations74
US5107041AApr 21, 1992
1,1-dicyclohexyl cycloalkane derivative, method for the preparation thereof and traction-drive fluid containing the same
IDEMITSU KOSAN CO14 citations74
US4704490ANov 3, 1987
Fluid for traction drive
IDEMITSU KOSAN CO12 citations74
US4684754AAug 4, 1987
Working fluid for traction drive
IDEMITSU KOSAN CO7 citations74
US4609481ASep 2, 1986
Process for improving traction coefficient of traction drive fluid at high temperatures
IDEMITSU KOSAN CO11 citations74
US4604492AAug 5, 1986
Dicyclohexylcyclopentane compounds
IDEMITSU KOSAN CO13 citations74
US4556503ADec 3, 1985
Traction drive fluids
IDEMITSU KOSAN CO15 citations74
US4525290AJun 25, 1985
Process for improving traction coefficient of traction drive fluid at high temperatures
IDEMITSU KOSAN CO8 citations74
US4521324AJun 4, 1985
Fluid for traction drive
IDEMITSU KOSAN CO9 citations74
US4755317AJul 5, 1988
Working fluid for traction drive
IDEMITSU KOSAN CO12 citations73
US4704215ANov 3, 1987
Lubricant composition for transmission of power
IDEMITSU KOSAN CO16 citations73
US4704216ANov 3, 1987
Lubricant composition for transmission of power
IDEMITSU KOSAN CO10 citations73
US6797678B2Sep 28, 2004
Lubricant additive
IDEMITSU KOSAN CO5 citations63
US4840745AJun 20, 1989
Fluid composition
IDEMITSU KOSAN CO5 citations63
US4774013ASep 27, 1988
Perhydrofluorene derivatives and fluids for traction drive
IDEMITSU KOSAN CO2 citations63
US4604493AAug 5, 1986
1-cyclohexyl-1,4-dimethyl decahydronaphthalene and a working fluid for traction drive formulated therewith
IDEMITSU KOSAN CO5 citations63
US7897551B2Mar 1, 2011
Lubricants for power transmission
IDEMITSU KOSAN CO0 citations50