DH

Douglas R. Hennigar

NU Nustep: 8 patents #1 of 26Top 4%
📍 Ann Arbor, MI: #1,006 of 6,071 inventorsTop 20%
🗺 Michigan: #10,567 of 86,293 inventorsTop 15%
Overall (All Time): #560,931 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11097151 Locking device for recumbent stepper Matthew P. Weber, Neil M. Cole, Daniel C. Shnidman, Robert A. Law, Walter N. Cole 2021-08-24
10258823 Instrumented total body recumbent cross trainer system Neil M. Cole, Richard N. Sarns, Steven W. Sarns, Matthew P. Weber, Carol J. Wilson 2019-04-16
10150000 Locking device for recumbent stepper Matthew P. Weber, Neil M. Cole, Daniel C. Shnidman, Robert A. Law, Walter N. Cole 2018-12-11
9757612 Locking device for recumbent stepper Matthew P. Weber, Neil M. Cole, Daniel C. Shnidman, Robert A. Law, Walter N. Cole 2017-09-12
9004598 Seating system for a recumbent stepper Matthew P. Weber, Roger Fettes, Karl G. Sponsler 2015-04-14
7775942 Recumbent stepper apparatus Mark D. Hildebrandt, Roger Fettes, Matthew P. Weber, Stephen Telesco, Brian Kurowicki 2010-08-17
7540830 Leg stabilization device Mark D. Hildebrandt, Roger Fettes 2009-06-02
7490363 Hand harness for exercise equipment Mark D. Hildebrandt, Roger Fettes 2009-02-17
5764131 Multi-function beeper and housing Robert E. Twining 1998-06-09