DH

Donald J. Hart

General Motors: 3 patents #4,693 of 18,328Top 30%
📍 Sterling Heights, MI: #419 of 1,485 inventorsTop 30%
🗺 Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,680,133 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4540734 Sag control of high solid polyurethane clearcoats by urea thixotrope/acrylic microgel systems William T. Short, Robert A. Ottaviani 1985-09-10
4528319 Sag control of high solid polyurethane clearcoats by urea thixotrope/silica systems Robert A. Ottaviani, William T. Short 1985-07-09
4469841 Latent acid catalyst for waterborne coatings Robert A. Ottaviani 1984-09-04