P

Inventor

OKAMOTO HARUO

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

SHINETSU CHEMICAL CO

4 patents
US4358306ANov 9, 1982

Method for molding a fused quartz glass block

SHINETSU CHEMICAL CO53 citations95
US3989733ANov 2, 1976

Process for the preparation of cyclic polydiorganosiloxanes

SHINETSU CHEMICAL CO19 citations81
US4432781AFeb 21, 1984

Method for manufacturing fused quartz glass

SHINETSU CHEMICAL CO15 citations73
US4243607AJan 6, 1981

Process for the preparation of tetrachloroalkanes

SHINETSU CHEMICAL CO5 citations60

UNISIA JKC STEERING CO LTD

1 patent
US7070399B2Jul 4, 2006

Variable displacement pump with a suction area groove for pushing out rotor vanes

UNISIA JKC STEERING CO LTD31 citations88

JUDOSHA KIKI CO LTD

1 patent
US4343324AAug 10, 1982

Flow control valve

JUDOSHA KIKI CO LTD17 citations69

OKAMOTO HARUO

1 patent
US5183200AFeb 2, 1993

Folder type paper box

OKAMOTO HARUO14 citations68

CHUESTU TECH CO LTD

1 patent
US6616585B2Sep 9, 2003

Method and device for assembling paper box

CHUESTU TECH CO LTD7 citations67

JIDOSHA KIKI CO

1 patent
US4442857AApr 17, 1984

Flow control valve

JIDOSHA KIKI CO6 citations62

YAMAHA MARINE KK

1 patent
US7217168B2May 15, 2007

Engine exhaust system

YAMAHA MARINE KK6 citations61

MITSUBISHI MATERIALS CORP

1 patent
US6382942B1May 7, 2002

Internal gear oil pump made of aluminum alloys

MITSUBISHI MATERIALS CORP5 citations60

YAMAHA MOTOR CO LTD

1 patent
US11130556B2Sep 28, 2021

Watercraft and exhaust structure of the watercraft

YAMAHA MOTOR CO LTD0 citations51