DH

Donald B. Henry

CO Congoleum: 2 patents #24 of 73Top 35%
Overall (All Time): #2,190,515 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6790512 Coating having macroscopic texture and process for making same Richard C. MacQueen, Loyd J. Burcham, Anthony A. Parker, Deborah A. Sciangola, Donald C. Ferguson 2004-09-14
6730388 Coating having macroscopic texture and process for making same Richard C. MacQueen, Loyd J. Burcham, Anthony A. Parker, Deborah A. Sciangola, Donald C. Ferguson 2004-05-04