P

Inventor

WADA YONEJI

JP8 patents
⚠️ This page may combine multiple inventors who share the name “WADA YONEJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TAKANO CORP

3 patents
US5019257AMay 28, 1991

Parallel filtering circuit with conduits of different rates

TAKANO CORP28 citations91
US4852693AAug 1, 1989

Lubrication monitoring apparatus for machine

TAKANO CORP23 citations80
US4968425ANov 6, 1990

Filter of depth layer type

TAKANO CORP9 citations72

ORIGIN CO LTD

2 patents
US4655914AApr 7, 1987

Method and apparatus for filtering impurities out of fluid

ORIGIN CO LTD74 citations94
US4645597AFeb 24, 1987

Filter medium and method of manufacturing the same

ORIGIN CO LTD13 citations72

YAMADA YOSHIO

1 patent
US4048071ASep 13, 1977

Liquid filtering device

YAMADA YOSHIO25 citations81

WADA YONEJI

1 patent
US4239627ADec 16, 1980

Filtering member and method for manufacturing the same

WADA YONEJI15 citations68

TOSHIBA MACHINE CO LTD

1 patent
US3942360AMar 9, 1976

Method and apparatus for measuring the degree of contamination of liquids

TOSHIBA MACHINE CO LTD6 citations61