Placentia, California
United States
4
2023-10-26
The entities that hold a legal rights for patent applications filed by inventor Sun David:
David Sun from Placentia, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Apparatus and method for lowering and raising a trailer
#2 | 2021-11-11Apparatus and method for lowering and raising a trailer
#3 | 2021-07-22APPARATUS FOR QUICK RELEASING AN OBJECT FROM A CLAMPING DEVICE AND METHOD FOR USING THE SAME
#4 | 2019-01-10Apparatus and method for lowering and raising a trailer
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