P

Inventor

FUJITA YOSHIKI

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

KOYO SEIKO CO

5 patents
US4293171AOct 6, 1981

Anti-friction bearing

KOYO SEIKO CO44 citations87
US4191432AMar 4, 1980

Seal assembly for bearing

KOYO SEIKO CO10 citations72
US6745472B2Jun 8, 2004

Manufacturing method of steel ball for rolling bearing

KOYO SEIKO CO11 citations71
US5422524AJun 6, 1995

Antifriction bearing and alternator incorporating same for use in vehicles

KOYO SEIKO CO13 citations71
USRE37967EJan 21, 2003

Antifriction bearing and alternator incorporating same for use in vehicles

KOYO SEIKO CO3 citations60

TOKYO INST TECH

1 patent
US8349217B2Jan 8, 2013

Method for producing positive electrode material for secondary battery

TOKYO INST TECH9 citations80

DENSO CORP

1 patent
USRE38936EJan 17, 2006

Antifriction bearing and alternator incorporating same for use in vehicles

DENSO CORP6 citations60

ISHIDA SEISAKUSHO

1 patent
US11449041B2Sep 20, 2022

Food production management system

ISHIDA SEISAKUSHO0 citations41