DL

David E. Livingstone

3M: 2 patents #274 of 1,473Top 20%
Overall (2020): #181,092 of 565,922Top 35%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10834786 Heating tape and system Jian Li, Paolo Rocca, Jonathan M. Cliffen, Ranjith Divigalpitiya, Frank A. Brandys +3 more 2020-11-10
10683457 Solid composite intumescent structures for fire protection Jiangdong Tong, Hui Zhu 2020-06-16