DH

David P. Hoult

MIT: 2 patents #2,550 of 9,367Top 30%
PP Pennzoil Products: 1 patents #16 of 32Top 50%
📍 Wellesley, MA: #278 of 837 inventorsTop 35%
🗺 Massachusetts: #23,459 of 88,656 inventorsTop 30%
Overall (All Time): #1,040,343 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6791688 Systems and methods for analyzing mixtures using fluorescense Chee Kong Lai, Charles Cooney, James C. P. Leung, Peter Hanson, G. K. Raju 2004-09-14
5320761 Lubricant fluid composition and methods for reducing frictional losses therewith in internal combustion engines Francis E. Brown 1994-06-14
5050485 Cushioning of piston sidethrust in gas lubricated engine 1991-09-24
4540185 Gas-lubricated seal for sealing between a piston and a cylinder wall 1985-09-10
4211183 Fish raising 1980-07-08