P

Inventor

IZUMI HIDEKI

JP7 patents
⚠️ This page may combine multiple inventors who share the name “IZUMI HIDEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

5 patents
US4639146AJan 27, 1987

Thrust bearing

HITACHI LTD41 citations91
US4579508AApr 1, 1986

Turbomolecular pump

HITACHI LTD43 citations91
US4602873AJul 29, 1986

Vibration-controlling bearing

HITACHI LTD29 citations90
US4294494AOct 13, 1981

Sliding-type bearing

HITACHI LTD12 citations72
US4718681AJan 12, 1988

Sample chucking apparatus

HITACHI LTD11 citations70

TOKICO LTD

1 patent
US4111046ASep 5, 1978

Turbine meters

TOKICO LTD13 citations72

MEISEI CHEMICAL WORKS LTD

1 patent
US7622415B2Nov 24, 2009

Polymerization catalyst composition for ethylene oxide and proces for the production of poly(ethylene oxide) with the same

MEISEI CHEMICAL WORKS LTD0 citations49