Tianfu Li

📍 Bloomfield, MI: #3 of 18 inventorsTop 20%

🗺 Michigan: #362 of 6,198 inventorsTop 6%

Overall (2002): #19,564 of 266,432Top 8%

Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6467788	Tilt-in-place wheelchair having adjustable wheelbase width	Yaping Li	2002-10-22
6450054	Transmission mechanism	—	2002-09-17
6431382	Beverage container having a self-contained pop-up drinking straw or tube	—	2002-08-13