Inventor

OKUMA MASAFUMI

JP6 patents

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

ACT ONE KK

2 patents

US6869228B2Mar 22, 2005

Ferrule and metallic die assembly for making the same

ACT ONE KK19 citations86

US6832857B2Dec 21, 2004

Plastic optical fiber ferrule

ACT ONE KK4 citations59

NTN TOYO BEARING CO LTD

2 patents

US7819585B2Oct 26, 2010

Fluid dynamic bearing apparatus and a motor using the same

NTN TOYO BEARING CO LTD7 citations73

US8002471B2Aug 23, 2011

Fluid dynamic bearing apparatus and a motor using the same

NTN TOYO BEARING CO LTD2 citations62

OKINS ELECTRONICS CO LTD

1 patent

USD1024815SApr 30, 2024

Probe for measuring electrical characteristics

OKINS ELECTRONICS CO LTD2 citations68

MORI NATSUHIKO

1 patent

US8931175B2Jan 13, 2015

Fluid dynamic bearing device

MORI NATSUHIKO1 citations49