RD

Robert J. Duggan

DP Deka Products Limited Parternship: 30 patents #45 of 379Top 15%
CP Consortium P: 5 patents #1 of 6Top 20%
GD General Datacomm: 1 patents #23 of 71Top 35%
📍 Strafford, NH: #1 of 17 inventorsTop 6%
🗺 New Hampshire: #236 of 12,181 inventorsTop 2%
Overall (All Time): #86,320 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
7004271 Dynamic balancing vehicle with a seat Dean Kamen, Robert R. Ambrogi, J. Douglas Field, Richard Kurt Heinzmann, William Lambrechts +3 more 2006-02-28
6651766 Personal mobility vehicles and methods Dean Kamen, Robert R. Ambrogi, Richard Kurt Heinzmann 2003-11-25
6571892 Control system and method Dean Kamen, Robert R. Ambrogi, Burl W. Amsbury, Susan D. Dastous, John David Heinzmann +5 more 2003-06-03
6561294 Balancing vehicle with passive pivotable support Dean Kamen, Robert R. Ambrogi, Douglas Field, Richard Kurt Heinzmann 2003-05-13
6367817 Personal mobility vehicles and methods Dean Kamen, Robert R. Ambrogi, J. Douglas Field, Richard Kurt Heinzmann, Burl W. Amsbury +1 more 2002-04-09
6311794 System and method for stair climbing in a cluster-wheel vehicle John B. Morrell, John M. Kerwin, Dean Kamen, Robert R. Ambrogi, Richard Kurt Heinzmann +1 more 2001-11-06
6302230 Personal mobility vehicles and methods Dean Kamen, Robert R. Ambrogi, J. Douglas Field, Richard Kurt Heinzmann, Burl Amesbury +1 more 2001-10-16
6223104 Fault tolerant architecture for a personal vehicle Dean Kamen, Susan D. Dastous, G. Michael Guay 2001-04-24
5971091 Transportation vehicles and methods Dean Kamen, Robert R. Ambrogi, Richard Kurt Heinzmann, Brian R. Key, Andrzej Skoskiewicz +1 more 1999-10-26
5791425 Control loop for transportation vehicles Dean Kamen, Robert R. Ambrogi, Richard Kurt Heinzmann, Brian R. Key, Susan D. Dastous 1998-08-11
5701965 Human transporter Dean Kamen, Robert R. Ambrogi, Richard Kurt Heinzmann, Brian R. Key, Andrzej Skoskiewicz +1 more 1997-12-30
5524107 Multiport multidrop digital system Tat N. Ho 1996-06-04
4858230 Multiport/multidrop computer communications 1989-08-15