DC

Donald J. Christian

FM Fmc: 9 patents #71 of 1,735Top 5%
TI Texas Instruments: 7 patents #2,108 of 12,488Top 20%
GO Goplug: 5 patents #1 of 4Top 25%
JD John Deere: 5 patents #959 of 5,518Top 20%
DT Divergent Technologies: 3 patents #42 of 91Top 50%
SI Snap-On Incorporated: 2 patents #63 of 208Top 35%
AC Allen-Bradley Company: 2 patents #119 of 512Top 25%
📍 Fremont, CA: #404 of 9,298 inventorsTop 5%
🗺 California: #13,801 of 386,348 inventorsTop 4%
Overall (All Time): #97,590 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
4924307 Image processor Roger Landowski, Richard M. Roszkowski, Assad A. Ansari 1990-05-08
4916640 Video image processing system Michael L. Gasperi, Richard M. Roszkowski, Joseph E. Deklotz 1990-04-10
4887223 Visual navigation system for a mobile robot having capabilities of regenerating of hidden images 1989-12-12
4882694 Apparatus for visually locating and communicating with mobile robots William B. Brubaker, John E. Slaughter, Thomas J. Doty 1989-11-21
4815353 Photonic pickup for musical instrument 1989-03-28
4789940 Method and apparatus for filtering reflections from direct images for mobile robot navigation 1988-12-06
4779203 Visual navigation system for mobile robots Virge W. McClure 1988-10-18
4750123 Method for predicting tracking cameras for free-roaming mobile robots 1988-06-07
4696047 Apparatus for automatically inspecting electrical connecting pins Michael J. Stachowicz 1987-09-22
4589141 Apparatus for automatically inspecting printed labels Patrick A. Humm 1986-05-13