Robert D. Gunn

📍 Broadview Heights, OH: #102 of 293 inventorsTop 35%

🗺 Ohio: #23,384 of 73,341 inventorsTop 35%

Overall (All Time): #1,601,316 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6967098	Process for changing the appearance of stone, concrete, or hard surfaces by applying microorganisms	—	2005-11-22
4967673	Counterflow mild gasification process and apparatus	—	1990-11-06
4266594	Safety storm window	—	1981-05-12