Nicholas D. Change, Jr.

📍 Calabasas, CA: #1,508 of 4,119 inventorsTop 40%

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

Overall (All Time): #2,329,560 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4816713	Piezoelectric sensor with FET amplified output	—	1989-03-28
4615209	Multi range impulse hammer	—	1986-10-07