Membership
Tour
Register
Log in
Tsutomu Yamana
Follow
Person
Nara, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Moving toy utilizing magnetic force
Patent number
7,722,427
Issue date
May 25, 2010
Hajime Corporation
Tsutomu Yamana
A63 - SPORTS GAMES AMUSEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Moving Toy Utilizing Magnetic Force
Publication number
20080146115
Publication date
Jun 19, 2008
Tsutomu Yamana
A63 - SPORTS GAMES AMUSEMENTS