MO

Masafumi Okuma

NT Ntn: 3 patents #452 of 1,364Top 35%
OC Okins Electronics Co.: 1 patents #11 of 22Top 50%
Overall (All Time): #795,990 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D1024815 Probe for measuring electrical characteristics 2024-04-30
8931175 Fluid dynamic bearing device Natsuhiko Mori, Nobuyoshi Yamashita, Fuminori Satoji, Isao Komori, Toshiyuki Mizutani +1 more 2015-01-13
8002471 Fluid dynamic bearing apparatus and a motor using the same Fuminori Satoji, Ryouichi Nakajima, Isao Komori, Kazuo Okamura, Kenichi Mitani 2011-08-23
7819585 Fluid dynamic bearing apparatus and a motor using the same Fuminori Satoji, Ryouichi Nakajima, Isao Komori, Kazuo Okamura, Kenichi Mitani 2010-10-26
6869228 Ferrule and metallic die assembly for making the same Kiyoshi Ishii, Kenichi Mitani, Masumi Okajima 2005-03-22
6832857 Plastic optical fiber ferrule Kenichi Mitani, Junji Ichikawa 2004-12-21