Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
CL

Cliff Lambarth — 9 Patents

TOTorus: 5 patents #2 of 16Top 15%
Stryker: 4 patents #398 of 1,405Top 30%
Portage, MI: #108 of 619 inventorsTop 20%
Michigan: #10,673 of 86,293 inventorsTop 15%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Cliff Lambarth has been granted 9 US patents while listed as an inventor at Torus. The first was granted in 2010 and the most recent in August 2025. Cliff Lambarth ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Cliff Lambarth in Portage, MI, US.

Patents per Year

Patents granted per year, 2010 to 2025Bar chart with a peak of 4 patents in 2025.peak 42010: 1 patents20102011: 2 patents20112014: 1 patents20142023: 1 patents20232025: 4 patents2025

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12398779 Mechanical-energy storage unit system Nathan Walkingshaw, Calab Nelson, John H. Loveless, Zahra Derafshi, Sean Peterson 2025-08-26
12395010 Mechanical-energy storage unit Nathan Walkingshaw, Calab Nelson, Tanner Bean, Jason Eichorst 2025-08-19
12292096 Mechanical-energy storage unit and assembly fixture Nathan Walkingshaw, Calab Nelson, John H. Loveless, Zahra Derafshi, Sean Peterson 2025-05-06
12281685 Stacking flywheel and linkage Nathan Walkingshaw, Calab Nelson, John H. Loveless, Zahra Derafshi, Sean Peterson 2025-04-22
11824355 Mechanical-energy storage unit Nathan Walkingshaw, Calab Nelson, Tanner Bean, Jason Eichorst 2023-11-21
8856989 Emergency stretcher Steve Knipfel, Jason Kneen 2014-10-14 $13,856,000
8051511 Emergency stretcher Kurosh Nahavandi, Steve Knipfel 2011-11-08 $19,863,000
7887113 Powered patient support and fastening system with inductive based power system Chad Conway Souke 2011-02-15 $20,381,000
7650654 Transfer device Jeff Lewandowski, Martin W. Stryker, Jason Kneen 2010-01-26 $125,214,000