Newton W. Charlton

📍 Thousand Oaks, CA: #827 of 1,766 inventorsTop 50%

🗺 California: #185,134 of 386,348 inventorsTop 50%

Overall (All Time): #2,347,415 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4579376	Fail-secure and fail-safe door lock mechanism	—	1986-04-01
4557121	Electric fail-secure/fail-open lock mechanism	—	1985-12-10