Inventor

YAMADA AKIFUMI

JP4 patents

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

TAKIGEN MFG CO

1 patent

US7178292B2Feb 20, 2007

Dual-opening mechanism of door

TAKIGEN MFG CO52 citations88

NAGAOKA UNIVERSITY OF TECHNOLOGY

1 patent

US7972743B2Jul 5, 2011

Membrane electrode assembly, method for producing the same, and solid state polymer fuel cell

NAGAOKA UNIVERSITY OF TECHNOLOGY7 citations80

NIPPON FILCON KK

1 patent

US5273631ADec 28, 1993

Method for continuously determining concentration of chloride ions and bromide ions contained in serum

NIPPON FILCON KK20 citations66

TOMEI TSUSIN KOGYO CO LTD

1 patent

US7371086B2May 13, 2008

Anti-unplugging unit and transmission cord

TOMEI TSUSIN KOGYO CO LTD3 citations47