Hadano
Japan
2
2013-09-05
The entities that hold a legal rights for patent applications filed by inventor Okamura Yousuke:
Yousuke Okamura from Hadano, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Loosening prevention threaded fastener
#2 | 2010-02-11Coating agent for tapping screw, method for preparing the coating agent, method for forming coating layer on the periphery of tapping screw using the coating agent, and tapping screw having coating layer formed from the coating agent
6349625 ⎘