Wako
Japan
5
2020-10-08
The entities that hold a legal rights for patent applications filed by inventor TSUTA Keisuke:
Keisuke TSUTA from Wako, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Friction stir welding tool
#2 | 2020-10-01Friction stir welding tool
#3 | 2020-10-01Friction stir welding tool
#4 | 2020-10-01Friction stir welding tool
#5 | 2014-03-20Friction-stir joining method
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