Audenried W. Knapp

📍 Frankfort, IL: #61 of 200 inventorsTop 35%

🗺 Illinois: #26,653 of 84,256 inventorsTop 35%

Overall (All Time): #1,653,015 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
5278035	Non-toxic photographic developer composition for processing x-ray films in automatic film processors	—	1994-01-11
5147767	Gluconic acid-based developer composition	—	1992-09-15
5098819	Non-toxic photographic developer composition	—	1992-03-24