DS

David Spencer

CI Clement Clarke International: 1 patents #1 of 3Top 35%
📍 Commerce, MI: #5 of 18 inventorsTop 30%
🗺 Michigan: #1,566 of 8,960 inventorsTop 20%
Overall (2016): #148,486 of 481,213Top 35%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9499988 Shingle inserts and method for eliminating and preventing growth of algae, moss, or lichens on a roof Laurie Anne Spencer, Mark Edgson 2016-11-22
9427534 Drug delivery inhaler devices Ronald Bruin, Mark Sanders 2016-08-30