Inventor

CHIBA YOSHIMASA

JP4 patents

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

HITACHI IND CO LTD

2 patents

US7882632B2Feb 8, 2011

Industrial pump and manufacturing method thereof

HITACHI IND CO LTD6 citations60

US7198457B2Apr 3, 2007

Single-shaft multistage pump

HITACHI IND CO LTD2 citations54

TONEN CORP

1 patent

US5554672ASep 10, 1996

Epoxy resin primer for lining of wet concrete surfaces

TONEN CORP16 citations67

TANAKA KOHEI

1 patent

US8398375B2Mar 19, 2013

Impeller

TANAKA KOHEI0 citations39