DH

David M. Hall

The Dow Chemical: 5 patents #14 of 619Top 3%
📍 Muskegon, MI: #1 of 20 inventorsTop 5%
🗺 Michigan: #23 of 3,452 inventorsTop 1%
Overall (1989): #1,858 of 140,708Top 2%
6
Patents 1989

Issued Patents 1989

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4879168 Flame retarding and fire blocking fiber blends Francis P. McCullough, Jr., Frank W. Hale, R. Vernon Snelgrove 1989-11-07
4869951 Method and materials for manufacture of anti-static cloth Francis P. McCullough, Jr. 1989-09-26
4869962 Asbestos-like structures Francis P. McCullough, Jr., Eckel R. Lane, Bhuvenesh C. Goswami 1989-09-26
4847945 Dismantlable wheel attachment mechanism with swivel joint protector Leo Schwartz 1989-07-18
4844974 Antistatic, antislosh, flame arresting structure for use in containers holding flammable fluids Francis P. McCullough, Jr., R. Vernon Snelgrove, Eckel R. Lane 1989-07-04
4837076 Carbonaceous fibers with spring-like reversible deflection and method of manufacture Francis P. McCullough, Jr. 1989-06-06