Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
MK

Mark S. Knighton — 61 Patents

Apple: 25 patents #1,252 of 18,612Top 7%
SYSynerdyne: 16 patents #1 of 11Top 10%
Motorola: 10 patents #938 of 12,470Top 8%
CCCalifornia R & D Center: 5 patents #6 of 18Top 35%
STSymbol Technologies: 1 patents #645 of 1,181Top 55%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Santa Monica, CA: #40 of 3,628 inventorsTop 2%
California: #5,623 of 386,348 inventorsTop 2%
Overall (All Time): #37,995 of 4,157,543Top 1%
61 Patents All Time

Issued Patents All Time

Showing 51–61 of 61 patents

Patent #TitleCo-InventorsDate
6112992 Optical code reader and methods and articles therefor David S. Agabra, Douglas Logan 2000-09-05
6032866 Foldable apparatus having an interface David S. Agabra, David D. Drobnis, John Vernon 2000-03-07
5939702 Writing implement having an integrated optical reader David S. Agabra, David D. Drobnis, John Vernon 1999-08-17
5850214 Information manangement system with electronic clipboard Keith R. McNally 1998-12-15
5308936 Ultrasonic pen-type data input device Michael P. Biggs, Takeo Z. O'Ishi 1994-05-03
D272925 Simulative toy vehicle Lawrence T. Jones, Anson Sims, Ashley G. Howden, L. C. James Kingsbury 1984-03-06
4398720 Robot computer chess game Lawrence T. Jones, Ashley G. Howden, Anson Sims, David L. Kittinger, Richard Hollander 1983-08-16
4357488 Voice discriminating system Charles H. Fuller, Anson Sims, Ashley G. Howden, L. C. James Kingsbury, Lawrence T. Jones 1982-11-02
4333261 Two speed toy car and track assembly Lawrence T. Jones, Anson Sims, Ashley G. Howden, L. C. James Kingsbury, Richard F. M. Conroy 1982-06-08
D262299 Toy oven Lawrence T. Jones, Anson Sims, Ashley G. Howden, LC James Kingsbury 1981-12-15
4298788 Toy oven assembly Lawrence T. Jones, Anson Sims, Ashley G. Howden, LC James Kingsbury 1981-11-03