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For the Inventor, By the Inventor

Feldkirchen, Germany

Efficient Energy Gmbh


USPTO Granted Patents = 28



Trademarks = 9

Forward Citations = 58

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10 inventors (with patents filed for the assignee):

goldMedal Oliver Kniffler (25 out of 39 patents)

silverMedal Holger Sedlak (22 out of 86 patents)

bronzeMedal Jürgen Süss (2 out of 3 patents)

4.  Jürgen Süß (1 out of 1 patent)

5.  Gerd Wings (1 out of 2 patents)

6.  Florian Hanslik (1 out of 1 patent)

7.  Thaddäus Hinterberger (1 out of 1 patent)

8.  Johannes Lang (1 out of 4 patents)

9.  Adrian Zajac (1 out of 1 patent)

10.  Bartosz Szyczewski (1 out of 1 patent)

11.  Hoger Kniffler (0 patent)


Core Competencies:
Heat Pump
Cooling Device
Heat Exchanger
Fluid Switchover
Thermodynamic Device
Multi-Phase Buck Converter
CO2 Medium
Dismountable Design
Evaporator
Condenser
Motor Cooling

28 patents:

1. 11852388 - Heat pump arrangement having a controllable heat exchanger and method for producing a heat pump arrangement (2023-12-26),
2. 11754325 - Heat pump having a cooling device for cooling a guide space or a suction mouth (2023-09-12),
3. 11512878 - Easily dismountable heat pump and method of manufacturing a heat pump (2022-11-29),
4. 11137172 - Heat pump system having heat pump assemblies coupled on the input side and output side (2021-10-05),
5. 11105432 - Fluid switchover device and method of producing a fluid switchover device (2021-08-31),
6. 11079146 - Heat pump having a foreign gas collection chamber, method for operating a heat pump, and method for producing a heat pump (2021-08-03),
7. 10976078 - Heat pump system comprising two stages, method of operating a heat pump system and method of producing a heat pump system (2021-04-13),
8. 10921031 - Heat pump with a gas trap, method for operating with a gas trap, and method for producing a heat pump with a gas trap (2021-02-16),
9. 10830500 - Heat pump system having CO2 as the first heat pump medium and water as the second heat pump medium (2020-11-10),
10. 10724770 - Heat pump with a motor cooling arrangement (2020-07-28),
11. 10634401 - Heat pump with interleaved evaporator/condenser arrangement (2020-04-28),
12. 10473368 - Heat pump, small power station and method of pumping heat (2019-11-12),
13. 10337746 - Heat pump (2019-07-02),
14. 10256686 - Rotor and method for producing a rotor (2019-04-09),
15. 10234179 - Thermodynamic device and method of producing a thermodynamic device (2019-03-19),
Company Overview
Efficient Energy GmbH, based in Feldkirchen, Germany, specializes in innovative cooling and heating solutions. The company focuses on developing energy-efficient technologies that utilize water as a refrigerant, promoting sustainability and reducing environmental impact. Their expertise spans across various sectors, including industrial applications and commercial refrigeration, aiming to enhance energy efficiency and performance. Through advanced engineering and research, Efficient Energy is committed to delivering cutting-edge solutions that meet the evolving demands of the energy market.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

28 Patents

#1 in Feldkirchen

#1,696 in Germany

#23,285 in the World

Feldkirchen, DE
Feldkirchen, Germany

Efficient Energy Gmbh

Forward Citations = 58

10 inventors:

goldMedal Oliver Kniffler (25 out of 39 patents)

silverMedal Holger Sedlak (22 out of 86 patents)

bronzeMedal Jürgen Süss (2 out of 3 patents)

4.  Jürgen Süß (1 out of 1 patent)

5.  Gerd Wings (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Efficient Energy Gmbh. Retrieved from https://idiyas.com/company/efficient-energy

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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