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Würselen, Germany

Cemecon Ag

USPTO Granted Patents = 17

EPO Patents = 16

Trademarks = 9

Forward Citations = 39

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24 inventors (with patents filed for the assignee):

Oliver Lemmer (9 out of 11 patents)

Stephan Bolz (5 out of 5 patents)

Walter May (4 out of 4 patents)

4. Christian Bareiss (3 out of 3 patents)

5. Werner Kölker (3 out of 3 patents)

6. Stefan Rosiwal (2 out of 6 patents)

7. Vladimir Kouznetsov (2 out of 5 patents)

8. Rainer Cremer (2 out of 4 patents)

9. Werner Koelker (2 out of 2 patents)

10. Martin Rueffer (2 out of 2 patents)

11. Walter Reichert (2 out of 2 patents)

12. Marc Perle (2 out of 2 patents)

13. Antonius Leyendecker (1 out of 4 patents)

14. Lars Hultman (1 out of 19 patents)

15. Manfred Weigand (1 out of 1 patent)

17 patents: Sort by Forward Citations

1. 12601060 - Substrate receiving area for process chambers (2026-04-14),

2. 12286705 - Coating apparatus and coating method having divided pulses (2025-04-29),

3. 12221687 - Multi-layer coating (2025-02-11),

4. 12173397 - Sputtering target (2024-12-24),

5. 10612132 - Coating a body with a diamond layer and a hard material layer (2020-04-07),

6. 10099297 - Tool and method for machining fiber-reinforced materials (2018-10-16),

7. 9941102 - Apparatus for processing work piece by pulsed electric discharges in solid-gas plasma (2018-04-10),

8. 9812299 - Apparatus and method for pretreating and coating bodies (2017-11-07),

9. 9773650 - Method and device for generating an electrical discharge (2017-09-26),

10. 9416440 - Coating of substrates using HIPIMS (2016-08-16),

11. 9343337 - Device and method for coating a substrate using CVD (2016-05-17),

12. 9175384 - Coated body and a process for coating a body (2015-11-03),

13. 9127350 - Device and method for coating a substrate using CVD (2015-09-08),

14. 8685213 - Method and apparatus for plasma generation (2014-04-01),

15. 8173278 - Coated body (2012-05-08),

CemeCon AG is a leading global provider of advanced coating solutions for cutting tools and wear parts. With over 30 years of experience, we offer innovative PVD and CVD coating technologies to enhance the performance, durability, and productivity of various tools and components. Our coatings provide superior hardness, reduced friction, and improved surface finish, resulting in extended tool life and enhanced machining precision. Visit our website for more information about our cutting-edge coating solutions and how they can benefit your business.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

17 Patents

#1 in Würselen

#2,492 in Germany

#35,857 in the World

Würselen, Germany

Cemecon Ag

Forward Citations = 39

24 inventors:

Oliver Lemmer (9 out of 11 patents)

Stephan Bolz (5 out of 5 patents)

Walter May (4 out of 4 patents)

4. Christian Bareiss (3 out of 3 patents)

5. Werner Kölker (3 out of 3 patents)

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