DM

Donald J. McDowell

FI Fel-Pro Incorporated: 4 patents #4 of 64Top 7%
FM Felt Products Mfg.: 3 patents #3 of 23Top 15%
IBM: 1 patents #44,794 of 70,183Top 65%
📍 Riverside, IL: #9 of 127 inventorsTop 8%
🗺 Illinois: #10,078 of 84,256 inventorsTop 15%
Overall (All Time): #590,808 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5675784 Data structure for a relational database system for collecting component and specification level data related to products John E. Maxwell, Stephen W. Schaefle 1997-10-07
5541570 Force sensing ink, method of making same and improved force sensor 1996-07-30
5122214 Method of making a rubber laminated gasket Thomas O. Zurfluh 1992-06-16
4834279 Gasketing material and method of making same by densifying adhesive bonded facing layers to a metallic core John A. Michna 1989-05-30
4817969 Gasket and method of making same Michael J. Maloney, Jerri L. Cooper, Lawrence F. Pyle 1989-04-04
4743421 Method of making gasket having roller coated secondary seals Jerry Zabel 1988-05-10
4659410 Method of making a silk-screened gasket of enhanced sealing characteristics Jerri L. Cooper 1987-04-21
4351534 Abrasive-erosion resistant gasket assembly 1982-09-28
4325559 Erosion resistant gasket Daniel E. Czernik 1982-04-20