David J. Crorey

NA Norgren Automotive: 3 patents #1 of 4Top 25%

📍 Clinton Township, MI: #2 of 35 inventorsTop 6%

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

Overall (2002): #31,283 of 266,432Top 15%

Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6422549	Electric power operated clamp with spring lock	—	2002-07-23
6409411	Modular tooling coupling apparatus	—	2002-06-25
6386354	Harmonic lift and transfer system	—	2002-05-14