Bernard Berkeley

📍 Evanston, IL: #730 of 1,719 inventorsTop 45%

🗺 Illinois: #34,584 of 84,256 inventorsTop 45%

Overall (All Time): #2,351,706 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4498933	Diphase drain cleaner with halogenated aliphatic solvent	—	1985-02-12
4453983	Diphase drain cleaner	—	1984-06-12