Thomas L. Grettenberg

📍 Torrance, CA: #9 of 61 inventorsTop 15%

🗺 California: #1,105 of 6,198 inventorsTop 20%

Overall (1982): #27,910 of 81,411Top 35%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4325066	Overwater radar navigation system	—	1982-04-13