P

Inventor

OKURA AKIMITSU

JP9 patents
⚠️ This page may combine multiple inventors who share the name “OKURA AKIMITSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

4 patents
US5412209AMay 2, 1995

Electron beam apparatus

HITACHI LTD105 citations95
US5393977AFeb 28, 1995

Charged particle beam apparatus and it's operating method

HITACHI LTD14 citations73
US4227080AOct 7, 1980

Device for shifting frozen specimen, for use in scanning type electron microscope

HITACHI LTD11 citations70
US6031235AFeb 29, 2000

Ultra-high vacuum apparatus

HITACHI LTD11 citations69

ACROSS CO

2 patents
US4902453AFeb 20, 1990

Process for the preparation of a fiber-reinforced carbon composite

ACROSS CO29 citations90
US4772502ASep 20, 1988

Preformed yarn useful in forming composite articles and process of producing same

ACROSS CO23 citations80

HITACHI SCIENCE SYSTEMS LTD

2 patents
US6949752B2Sep 27, 2005

Electron beam apparatus and high-voltage discharge prevention method

HITACHI SCIENCE SYSTEMS LTD12 citations82
US7274017B2Sep 25, 2007

Electron beam apparatus and high-voltage discharge prevention method

HITACHI SCIENCE SYSTEMS LTD1 citations51

AKEBONO BRAKE IND

1 patent
US5147588ASep 15, 1992

Method of making carbon/carbon composite

AKEBONO BRAKE IND40 citations87