David Simpson — 13 Patents at Midmark

David Simpson has been granted 13 US patents while listed as an inventor at Midmark. The first was granted in 1995 and the most recent in October 2025. David Simpson ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list David Simpson in Fort Shaw, MT, US.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #	Title	Co-Inventors	Date
12456998	Capacity enhancement in a wireless communications system using distributed asynchronous multi-user detection	Bryan Crompton, Apurva N. Mody	2025-10-28
12048374	Mobile workstation with adjustable height	Daniel A. Albers, Connor James Osowski, Jeffrey T. DeBord, Rainer B. Teufel, Todd Linthicum +5 more	2024-07-30
11547207	Mobile workstation with adjustable height	Daniel A. Albers, Connor James Osowski, Jeffrey T. DeBord, Rainer B. Teufel, Todd Linthicum +5 more	2023-01-10
D936841	Mobile cart	Michael C. Couch, Daniel A. Albers, Connor James Osowski, Darin Gregory Whittington, Jeffrey T. DeBord +4 more	2021-11-23
D936839	Mobile cart with monitor mount	Michael C. Couch, Daniel A. Albers, Connor James Osowski, Darin Gregory Whittington, Jeffrey T. DeBord +4 more	2021-11-23
D936840	Mobile cart	Michael C. Couch, Daniel A. Albers, Connor James Osowski, Darin Gregory Whittington, Jeffrey T. DeBord +4 more	2021-11-23
D919098	Mobile cart with monitor mount	Michael C. Couch, Daniel A. Albers, Connor James Osowski, Darin Gregory Whittington, Jeffrey T. DeBord +4 more	2021-05-11
D919099	Mobile cart	Michael C. Couch, Daniel A. Albers, Connor James Osowski, Darin Gregory Whittington, Jeffrey T. DeBord +4 more	2021-05-11
10813450	Mobile workstation with adjustable height	Daniel A. Albers, Connor James Osowski, Jeffrey T. DeBord, Rainer B. Teufel, Todd Linthicum +5 more	2020-10-27
D894403	Mobile cart	Michael C. Couch, Daniel A. Albers, Connor James Osowski, Darin Gregory Whittington, Jeffrey T. DeBord +4 more	2020-08-25
D894402	Mobile cart with monitor mount	Michael C. Couch, Daniel A. Albers, Connor James Osowski, Darin Gregory Whittington, Jeffrey T. DeBord +4 more	2020-08-25
7726930	Adjustable height jib for a hook-lift hoist	Thomas Waldschmitt	2010-06-01
5392551	Single use firearm safety device	—	1995-02-28

David Simpson — 13 Patents

Issued Patents All Time

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