Paul J. Steffes has been granted 16 US patents while listed as an inventor at Steffes . The first was granted in 1981 and the most recent in August 2023. Paul J. Steffes ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list Paul J. Steffes in Dickinson, ND, US.
Patents per Year Patents granted per year, 1981 to 2023 Bar chart with a peak of 2 patents in 2002. peak 2 1981: 1 patents 1981 1991: 1 patents 1992: 1 patents 1992 1993: 1 patents 1998: 1 patents 1998 2002: 2 patents 2014: 1 patents 2014 2015: 1 patents 2016: 1 patents 2016 2017: 1 patents 2018: 1 patents 2018 2019: 1 patents 2021: 1 patents 2021 2022: 1 patents 2023: 1 patents 2023
Issued Patents All Time
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Showing 1–16 of 16 patents
Patent # Title Co-Inventors Date
11740646 Flow-based energy management Thomas P. Steffes , Austin P. Zeller , Joshua P. Vetter , Todd C. Mayer 2023-08-29
11306942 Heat pump water heater Thomas P. Steffes , Austin P. Zeller , Joshua P. Vetter 2022-04-19
11209852 Flow-based energy management Thomas P. Steffes , Austin P. Zeller , Joshua P. Vetter , Todd C. Mayer 2021-12-28
10186879 Energy storage device power consumption management Thomas P. Steffes , Austin P. Zeller 2019-01-22
10101712 Energy storage device control based on commands from an electrical power distribution system Thomas P. Steffes , Austin P. Zeller , Joe E. Fude 2018-10-16
9791842 Electrical appliance energy consumption control Thomas P. Steffes 2017-10-17
9478988 Electrical appliance energy consumption control Thomas P. Steffes 2016-10-25
9037308 Electrical appliance energy consumption control Thomas P. Steffes 2015-05-19
8805597 Electrical appliance energy consumption control Thomas P. Steffes 2014-08-12
6431231 Hydraulically controlled stump grinder Rae Dell Braaten , Juel M. Bautz 2002-08-13
D457172 Stump grinder attachment for loader Juel M. Bautz , Rae Dell Braaten , Philip D. Bogner 2002-05-14
5827036 Wheelchair lift Kenneth Scott Eberts 1998-10-27
5201024 Double loop heat storage space heating furnace using an air-to-air heat exchanger — 1993-04-06
5086493 Electric thermal storage boosted heat pump air heating apparatus — 1992-02-04
5042081 Electrical thermal storage heating unit with easily replaced heating Brian A. Fosaaen , Thomas P. Steffes 1991-08-20
4294102 Device for bending and hardening bar material Lothar Luckert , Christoph Pohl , Carl-Erich Proll 1981-10-13