PK

Philip B. Knapp

📍 Lynbrook, NY: #18 of 78 inventorsTop 25%
🗺 New York: #31,572 of 115,490 inventorsTop 30%
Overall (All Time): #1,307,992 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4545535 Liquid metering and dispensing apparatus — 1985-10-08
4477960 Method for making fertilizer cartridge — 1984-10-23
4406406 Liquid metering and dispensing apparatus — 1983-09-27
4340179 Lawn and garden feeding apparatus — 1982-07-20