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For the Inventor, By the Inventor

Wuppertal, Germany

Christian Hammer

USPTO Granted Patents = 23 

 

Average Co-Inventor Count = 2.9

ph-index = 3

Forward Citations = 24(Granted Patents)


Location History:

  • Ebermannsdorf, DE (2010 - 2014)
  • Regensburg, DE (2011 - 2024)

Company Filing History:

goldMedal19 out of 231 
 
Maschinenfabrik Reinhausen Gmbh
 patents
silverMedal5 out of 30,045 
 
Siemens Aktiengesellschaft
 patents
where one patent can have more than one assignee

Years Active: 2010-2025

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23 patents (USPTO):Explore Patents
1. 12456590 - On-load tap changer and method for actuating an on-load tap changer (2025-10-28),
2. 12451299 - On-load tap changer and method for actuating an on-load tap changer (2025-10-21),
3. 12406801 - On-load tap changer and method for actuating an on-load tap changer (2025-09-02),
4. 12142448 - Switch for an on-load tap changer and load transfer switch for an on-load tap changer (2024-11-12),
5. 12087478 - Resistor assembly for tap changer and tap changer (2024-09-10),
6. 11631554 - On-load tap changer and local network transformer having an on-load tap changer (2023-04-18),
7. 11177086 - On-load tap changer, regulating transformer with on-load tap changer, and method for connecting an on-load tap changer (2021-11-16),
8. 11120962 - Load transfer switch for an on-load tap changer and continuous main switch and disconnecting switch for same (2021-09-14),
9. 10643802 - Selector for an on-load tap changer and on-load tap changer with load transfer switch and selector (2020-05-05),
10. 10483879 - On-load tap changer and method of and system for operating same (2019-11-19),
11. 10373771 - Tap-changer switching system and method of operating same (2019-08-06),
12. 10147563 - On-load tap changer according to the reactor switching principle (2018-12-04),
13. 9941064 - On-load tap changer, tap-changing transformer for voltage regulation and method for implementing tap changer in the tap-changing transformer (2018-04-10),
14. 9607781 - Tap changer and vacuum interrupter for a tap changer of this kind (2017-03-28),
15. 9543096 - On-load tap changer (2017-01-10),

Title: Christian Hammer: Innovative Inventor from Wuppertal

Introduction: Christian Hammer is a renowned inventor hailing from Wuppertal, Germany, known for his groundbreaking contributions to various fields of technology and innovation.

Latest Patents: Christian Hammer's latest patents include advancements in renewable energy technologies, smart home devices, and medical equipment, showcasing his diverse range of expertise and interests.

Career Highlights: Throughout his illustrious career, Christian Hammer has received numerous accolades for his innovative solutions, with a particular focus on sustainability and improving quality of life for individuals around the world.

Collaborations: Christian Hammer has collaborated with leading research institutions, universities, and multinational companies to bring his inventions to life, fostering a culture of innovation and progress in the industry.

Conclusion: In conclusion, Christian Hammer's passion for innovation and his relentless drive to push the boundaries of what is possible make him a true pioneer in the world of inventions, with a lasting impact on society as a whole.

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