P

Inventor

KATSUDA HIROYUKI

JP6 patents
⚠️ This page may combine multiple inventors who share the name “KATSUDA HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AISIN SEIKI

3 patents
US5513857AMay 7, 1996

Piston sealing ring having interlocking ends

AISIN SEIKI21 citations91
US5085054AFeb 4, 1992

Sealing mechanism in Stirling engine

AISIN SEIKI33 citations91
US5056419AOct 15, 1991

Sealing device for a piston rod of a stirling engine

AISIN SEIKI9 citations72

RIKEN KK

1 patent
US5199722AApr 6, 1993

Seal assembly for stirling engine

RIKEN KK31 citations90

SUEMATSU KEIGO

1 patent
US9105889B2Aug 11, 2015

Method and apparatus for determining humidity states of individual cells in a fuel cell, method and apparatus for controlling humidity states of individual cells in a fuel cell, and a fuel cell system

SUEMATSU KEIGO3 citations61

NAGANUMA YOSHIAKI

1 patent
US9425473B2Aug 23, 2016

Fuel cell system and method of operating fuel cell system

NAGANUMA YOSHIAKI0 citations50