Dick E. Johnstun

📍 Mission Viejo, CA: #581 of 1,522 inventorsTop 40%

🗺 California: #149,087 of 386,348 inventorsTop 40%

Overall (All Time): #1,686,171 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4239399	Portable shrink tubing marker gun	—	1980-12-16
4198451	Marker layup	—	1980-04-15
4191405	Marker manifold	—	1980-03-04