DB

Donald J. Beyer

📍 Sterling, MA: #4 of 17 inventorsTop 25%
🗺 Massachusetts: #830 of 6,881 inventorsTop 15%
Overall (2003): #69,792 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6581498 Device for removing the filter medium from the spool of an oil filter and method of use — 2003-06-24
6517063 Holder for an oil filter — 2003-02-11