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Ipsen Industries International Gmbh

USPTO Granted Patents = 10

Forward Citations = 93

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14 inventors (with patents filed for the assignee):

Ferdinand Limque (3 out of 7 patents)

Bernd Edenhofer (2 out of 16 patents)

Albert Fleiter (2 out of 2 patents)

4. Werner Gohring (2 out of 3 patents)

5. Cornelis Hendricus Luiten (2 out of 3 patents)

6. Wolfgang Peter (1 out of 4 patents)

7. Hansjakob Drissen (1 out of 2 patents)

8. Franz Bless (1 out of 4 patents)

9. Michael G Ellis (1 out of 1 patent)

10. Michael N Croker (1 out of 1 patent)

11. Winfried Grafen (1 out of 2 patents)

12. Hans Bertrand (1 out of 3 patents)

13. Hans Pfau (1 out of 3 patents)

14. Cornelius H Luiten (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 5722825 - Device for heat-treating metallic work pieces in a vacuum (1998-03-03),

2. 5717186 - Method and device for controlling the electric current density across a (1998-02-10),

3. 5251231 - Vacuum furnace (1993-10-05),

4. 4970372 - Furnace for the thermal treatment of iron and steel components (1990-11-13),

5. 4610435 - Industrial furnace for the thermal treatment of metal workpieces (1986-09-09),

6. 4372790 - Method and apparatus for the control of the carbon level of a gas (1983-02-08),

7. 4368037 - Conveyor arrangement for a continuous oven (1983-01-11),

8. 4201600 - Method for the gas carburization of workpieces made of steel (1980-05-06),

9. 4168186 - Method for control of the carburization of parts in a vacuum furnace (1979-09-18),

10. 4086050 - Method and apparatus for gas circulation in a heat treating furnace (1978-04-25),

Ipsen Industries International GmbH is a leading global manufacturer of industrial heat treatment systems for a variety of industries. With over 70 years of experience, Ipsen offers innovative and reliable solutions for advanced heat treatment processes. Their state-of-the-art equipment and technology ensures precise and efficient heat treatment for their customers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

10 Patents

#6 in Kleve

#3,713 in Germany

#54,238 in the World

Ipsen Industries International Gmbh

Forward Citations = 93

14 inventors:

Ferdinand Limque (3 out of 7 patents)

Bernd Edenhofer (2 out of 16 patents)

Albert Fleiter (2 out of 2 patents)

4. Werner Gohring (2 out of 3 patents)

5. Cornelis Hendricus Luiten (2 out of 3 patents)

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