HC

Harry R. Charles

CH Chemfil: 7 patents #1 of 7Top 15%
PI Ppg Industries: 2 patents #457 of 1,216Top 40%
📍 Sterling Heights, MI: #143 of 1,485 inventorsTop 10%
🗺 Michigan: #10,567 of 86,293 inventorsTop 15%
Overall (All Time): #591,593 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
H1299 Acid paint remover 1994-04-05
5238506 Phosphate coating composition and method of applying a zinc-nickel-manganese phosphate coating Thomas W. Cape 1993-08-24
5223141 Method for removing and recovering paint overspray in a water wash spray booth William B. Brown, Edmund L. Tisko, Dean L. Miles 1993-06-29
5130046 Paint stripping composition containing silica microparticles and polar co-thickening agent Mervet S. Boulos, Dean L. Miles, Michael L. Albu 1992-07-14
4941930 Phosphate coating composition and method of applying a zinc-nickel phosphate coating Thomas W. Cape, Donald L. Miles 1990-07-17
4793867 Phosphate coating composition and method of applying a zinc-nickel phosphate coating Thomas W. Cape, Donald L. Miles 1988-12-27
4748049 Clear paint booth coating composition and method Cathy D. Stewart 1988-05-31
4699730 Magnesium sulfate and complex silicate mineral paint denaturant Donald L. Miles 1987-10-13
4330345 Phosphate coating process and composition Donald L. Miles 1982-05-18