Osaka
Japan
5
2012-07-05
The entities that hold a legal rights for patent applications filed by inventor OITAKA Michio:
Michio OITAKA from Osaka, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Lifting engagement chain unit
#2 | 2011-10-06Tool holding and conveying chain
#3 | 2011-05-05Engagement chain
#4 | 2010-09-09Lift-driving engagement chain
#5 | 2010-02-25Hoisting and lowering driving engagement multi-row chain
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