DJ

Dun-Zen Jeng

Overall (2020): #485,584 of 565,922Top 90%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10598087 Intake/outlet pipe optimization method for rotary engine Ming-Chun Hsieh, Chih-Chuan Lee, Ting-Hua Chieh 2020-03-24