John H. Blakemore

📍 Oak Park, IL: #7 of 32 inventorsTop 25%

🗺 Illinois: #289 of 3,813 inventorsTop 8%

Overall (1989): #24,148 of 140,708Top 20%

Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4873893	Infinitely variable positive mechanical transmissions	—	1989-10-17
4858483	Lever action wheelchair	—	1989-08-22