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Firma Fritz Eichenauer

USPTO Granted Patents = 17

Forward Citations = 278

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8 inventors (with patents filed for the assignee):

Helmut Ohnmacht (11 out of 14 patents)

Klaus Meywald (7 out of 9 patents)

Karl-Heinz Nauerth (3 out of 7 patents)

4. Hanno Roller (3 out of 9 patents)

5. Ludwig Lieber (3 out of 4 patents)

6. Ernst Brechner (2 out of 2 patents)

7. Edwin Hofer (2 out of 2 patents)

8. Jens Bauchert (1 out of 1 patent)

17 patents: Sort by Forward Citations

1. 4361954 - Method of and apparatus for the production of a toaster heating element (1982-12-07),

2. 4357521 - Electrical heating device for fluid media (1982-11-02),

3. 4352008 - Electric heating device for heating the interior of a switch cabinet (1982-09-28),

4. 4350872 - Electrical heating element for fluid media and method for producing same (1982-09-21),

5. 4343988 - Electrical resistance water heating device, particularly for beverage (1982-08-10),

6. 4334141 - Combined electric water heating and vessel support plate for a beverage (1982-06-08),

7. 4327282 - Electrical resistance heating element (1982-04-27),

8. 4321456 - Electrical hot air appliance (1982-03-23),

9. 4313049 - Electrical heating element for fluid media (1982-01-26),

10. 4263577 - Electric tubular heating body and process for its manufacture (1981-04-21),

11. 4191880 - Heating element for electrical appliance having a blower (1980-03-04),

12. 4163146 - Electrical heating element comprising a helix of wire wound on at least (1979-07-31),

13. 4109138 - Fan-heater appliance with adjustable fan speed (1978-08-22),

14. 4101760 - Refractory granular embedding composition for electric heating coils (1978-07-18),

15. 4095086 - Vaporizing and warming device for beverage-preparing machines (1978-06-13),

Firma Fritz Eichenauer is a German company specializing in the development and manufacturing of high-quality precision components and systems. With a focus on mechanical engineering, the company serves various industries, including automotive and machinery. Their expertise encompasses innovative design, advanced manufacturing techniques, and a commitment to quality, positioning them as a reliable partner in the engineering sector. The company is dedicated to continuous improvement and technological advancement to meet the evolving needs of its clients.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

17 Patents

#39 in

#2,492 in Germany

#35,857 in the World

Firma Fritz Eichenauer

Forward Citations = 278

8 inventors:

Helmut Ohnmacht (11 out of 14 patents)

Klaus Meywald (7 out of 9 patents)

Karl-Heinz Nauerth (3 out of 7 patents)

4. Hanno Roller (3 out of 9 patents)

5. Ludwig Lieber (3 out of 4 patents)

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