DL

Douglas Lumb

SD Swnr Development: 2 patents #1 of 2Top 50%
📍 Methuen, MA: #8 of 33 inventorsTop 25%
🗺 Massachusetts: #2,350 of 13,044 inventorsTop 20%
Overall (2017): #156,944 of 506,227Top 35%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9833968 Stitched multi-layer fabric Daniel L. English 2017-12-05
9662857 Stitched multi-layer fabric Daniel L. English 2017-05-30