Ricky T. K. Choy

PR Printronix: 1 patents #40 of 75Top 55%

UN Unisen: 1 patents #20 of 31Top 65%

📍 Santa Ana, CA: #567 of 1,362 inventorsTop 45%

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

Overall (All Time): #2,215,872 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6416443	Exercise treadmill expansion control system	Stan Huang	2002-07-09
5366303	Printer ribbon motor controller	Gordon B. Barrus, Ryan Takakawa	1994-11-22