P

Inventor

ISHIMARU HAJIME

JP15 patents
⚠️ This page may combine multiple inventors who share the name “ISHIMARU HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

3 patents
US5125124AJun 30, 1992

Electrostatic dust collector for use in vacuum system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations92
US4941224AJul 17, 1990

Electrostatic dust collector for use in vacuum system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations92
US5070701ADec 10, 1991

Cooling apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations63

ISHIMARU HAJIME

3 patents
US4969556ANov 13, 1990

Vacuum container

ISHIMARU HAJIME27 citations88
US4594054AJun 10, 1986

Ion pump

ISHIMARU HAJIME18 citations75
US4607491AAug 26, 1986

Cooling trap for vacuum

ISHIMARU HAJIME4 citations60

ZAIDAN HOUJIN SHINKU KAGAKU KE

2 patents
US5350275ASep 27, 1994

Turbomolecular pump having vanes with ceramic and metallic surfaces

ZAIDAN HOUJIN SHINKU KAGAKU KE47 citations90
US5714272AFeb 3, 1998

Heat insulating film

ZAIDAN HOUJIN SHINKU KAGAKU KE5 citations60

DIRECTOR GENERAL OF NATIONAL L

1 patent
US4231003AOct 28, 1980

Shield-type coaxial vacuum feedthrough

DIRECTOR GENERAL OF NATIONAL L34 citations89

ZAIDAN HOUJIN SHINKU KAGAKU

1 patent
US5737906AApr 14, 1998

Quick pressure reducing apparatus

ZAIDAN HOUJIN SHINKU KAGAKU22 citations88

FUJI BELLOWS CO LTD

1 patent
US4562992AJan 7, 1986

Seal device for gate valve

FUJI BELLOWS CO LTD39 citations84

SEIKO INSTR & ELECTRONICS

1 patent
US4715186ADec 29, 1987

Coolant preservation container

SEIKO INSTR & ELECTRONICS22 citations81

NAT LAB HIGH ENERGY PHYSICS

1 patent
US4176901ADec 4, 1979

Bakable multi-pins vacuum feedthrough

NAT LAB HIGH ENERGY PHYSICS13 citations72

SUKEGAWA ELEC

1 patent
US4782316ANov 1, 1988

Core winding with inorganic insulation between the inner conductor and outer metal sheath

SUKEGAWA ELEC14 citations68

SHOWA ALUMINUM CORP

1 patent
US4578973AApr 1, 1986

Process for producing hollow aluminum extrudates for use in a high vacuum environment

SHOWA ALUMINUM CORP7 citations65