DR

David J. Richards

TL The Medishield Corporation Limited: 1 patents #3 of 7Top 45%
IBM: 1 patents #44,794 of 70,183Top 65%
📍 Cedar, IA: #2 of 4 inventorsTop 50%
🗺 Iowa: #1,712 of 15,303 inventorsTop 15%
Overall (All Time): #553,274 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11740831 Storage optimization for event streaming for multiple consumers John M. Clifton, Jack Philip Boad, Callum P. Jackson 2023-08-29
7624987 Biased card deal Darrell Campbell, Spencer Peterson 2009-12-01
7584968 Poker game and apparatus for play thereof Darrell Campbell, Spencer Peterson 2009-09-08
7422215 Biased card deal Darrell Campbell, Spencer Peterson 2008-09-09
7059604 Method of conducting a multiple hand card game Kimberly Gale Young, Spencer Peterson 2006-06-13
6595520 Method of conducting a multiple hand card game Kimberly Gale Young, Spencer Peterson 2003-07-22
4346701 Gas administration apparatus 1982-08-31
4188814 Self cleaning animal floor assembly and method of fabricating same Gordon L. Dodge, Lewis D. Comstock, Donald L. Brackett 1980-02-19
4182271 Self cleaning animal floor assembly Gordon L. Dodge, Lewis D. Comstock, Donald L. Brackett 1980-01-08