CH

Chih-Kuan Hsieh

UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #1,140,651 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11285597 Pneumatic tool structure capable of isolating shock and releasing pressure 2022-03-29
11185969 Pneumatic tool having movable air tube Ya-Chun Lai 2021-11-30
10335938 Cushion device for cylinder of pneumatic tool 2019-07-02
9844867 Cushion device for cylinder of pneumatic tool 2017-12-19