Osaka
Japan
2
2008-02-14
The entities that hold a legal rights for patent applications filed by inventor Dohi Kyousuke:
Kyousuke Dohi from Osaka, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for closing fluid passage, and water hammerless valve device and water hammerless closing device used in the method
#2 | 2005-11-03Method for closing fluid passage, and water hammerless valve device and water hammerless closing device used in the method
6087038 ⎘