P

Inventor

HAYASHI KEIJIRO

JP10 patents
⚠️ This page may combine multiple inventors who share the name “HAYASHI KEIJIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MIZUNO KK

7 patents
US4451042AMay 29, 1984

Golf club head of carbon fiber reinforced plastic

MIZUNO KK93 citations94
US4451041AMay 29, 1984

Golf club head and a method for manufacturing the same

MIZUNO KK96 citations94
US4449707AMay 22, 1984

Golf club head of carbon fiber reinforced plastic

MIZUNO KK104 citations94
US4697820AOct 6, 1987

Ski

MIZUNO KK25 citations89
US4590023AMay 20, 1986

Method for manufacturing an injection-molded foam core ski plate

MIZUNO KK12 citations72
US4697821AOct 6, 1987

Ski

MIZUNO KK15 citations70
US4711462ADec 8, 1987

Injection ski and a method of manufacturing same

MIZUNO KK6 citations61

HITACHI METALS LTD

1 patent
US6383310B1May 7, 2002

Exhaust equipment member, internal combustion engine system using same, and method for producing such exhaust equipment member

HITACHI METALS LTD22 citations92

HITACHI LTD

1 patent
US5740424AApr 14, 1998

Information processing system and method using time-varying database altering information

HITACHI LTD8 citations70

HAYASHI KEIJIRO

1 patent
US8241558B2Aug 14, 2012

High-Cr, high-Ni, heat-resistant, austenitic cast steel and exhaust equipment members formed thereby

HAYASHI KEIJIRO6 citations63