Inventor

KOIZUMI TADASHI

5 patents

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

NETUREN CO LTD

2 patents

US4665296AMay 12, 1987

Method of and apparatus for igniting a high-frequency torch to create a high-temperature plasma of high purity

NETUREN CO LTD37 citations92

US4881722ANov 21, 1989

Apparatus for producing superfine particle

NETUREN CO LTD31 citations90

TOSHIBA KK

1 patent

US4765739AAug 23, 1988

Fiber optical rotation sensor utilizing the Sagnac phase difference

TOSHIBA KK41 citations90

IDEMITSU KOSAN CO

1 patent

US4757878AJul 19, 1988

Method and system for lubrication

IDEMITSU KOSAN CO17 citations71

MITSUI TOATSU CHEMICALS

1 patent

US4121839AOct 24, 1978

Sealing system for use in composite multi-stage pump

MITSUI TOATSU CHEMICALS5 citations50