P

Inventor

OKAMOTO YOSHIAKI

JP11 patents
⚠️ This page may combine multiple inventors who share the name “OKAMOTO YOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHIN ETSU QUARTZ CO LTD

3 patents
US5316564AMay 31, 1994

Method for preparing the base body of a reflecting mirror

SHIN ETSU QUARTZ CO LTD30 citations90
US5563743AOct 8, 1996

Base body of a reflecting mirror and method for the preparation thereof

SHIN ETSU QUARTZ CO LTD6 citations71
US5461511AOct 24, 1995

Base body of a reflecting mirror and method for the preparation thereof

SHIN ETSU QUARTZ CO LTD6 citations71

ELEPHANT CHAIN BLOCK CO

2 patents
US5570872ANov 5, 1996

Free-rotation control apparatus of hoist and traction machine

ELEPHANT CHAIN BLOCK CO13 citations73
US5575457ANov 19, 1996

Structure for controlling braking action of a mechanical brake of a lever type hoist and traction machine

ELEPHANT CHAIN BLOCK CO13 citations71

OKAMOTO YOSHIAKI

2 patents
USD418472SJan 4, 2000

Wheel cover

OKAMOTO YOSHIAKI15 citations66
USD498197SNov 9, 2004

Fixture for wheel cover

OKAMOTO YOSHIAKI3 citations59

DENKA COMPANY LTD

2 patents
US12421438B2Sep 23, 2025

Alumina powder, resin composition, and heat dissipation component

DENKA COMPANY LTD0 citations54
US12534377B2Jan 27, 2026

Carbon-containing alumina powder, resin composition, heat dissipation component, and method for producing carbon-containing alumina powder

DENKA COMPANY LTD0 citations44

(unassigned)

1 patent
US6120104ASep 19, 2000

Wheel cover

82 citations94

PASCAL LAB CO LTD

1 patent
US6045195AApr 4, 2000

Wheel cover

PASCAL LAB CO LTD73 citations92