Yahei Koyamada

City:

Tokyo

Country:

Japan

Published Applications:

Last publication date:

2009-06-11

Patent Grants:

Last grant date:

2010-06-22

Top Inventors for applications by Yahei Koyamada

These are the the leading inventors for applications assigned to Yahei Koyamada:

Yahei Koyamada 2 Edogawa-ku, Tokyo, Japan
Yahei Koyamada 1 Edogawa-ku, Japan
Yahei KOYAMADA 1 Tokyo, Japan
Katsunori IMAMURA 1 Tokyo, Japan

Recent patent applications by Yahei Koyamada

Yahei Koyamada based in Tokyo, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2009-06-11 ✅ Patent 7,742,671 granted on 2010-06-22

US20090148112A1

Physics

Optical fiber

#2 | 2008-06-19 ✅ Patent 7,873,273 granted on 2011-01-18

US20080145049A1

Physics

Apparatus for measuring the characteristics of an optical fiber

AssigneeID:

265933 ⎘