DF

Denis Friezner

📍 San Fernando, CA: #18 of 124 inventorsTop 15%
🗺 California: #13,937 of 67,048 inventorsTop 25%
Overall (2024): #172,233 of 561,600Top 35%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12044000 Method and apparatus for controlling hazardous materials disposed within a storm water control system 2024-07-23
11877573 Vector control screen for stormwater treatment systems 2024-01-23