Randolf Kiefer

This inventor holds 15 USPTO granted patents and 2 published patent applications, plus 8 CIPO patents and 12 EPO patents. Top assignees: Uhdenora S.p.a., Uhde Gmbh, Covestro Deutschland Ag. Active years: 2007-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Randolf Kiefer. Retrieved from https://idiyas.com/inventor/randolf-kiefer

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

USPTO Granted Patents = 15 (Patent Applications = 2)

% Patents Active = 53.3

CIPO Patents = 8 (Patent Applications = 2)

EPO Patents = 12 (Patent Applications = 6)

Average Co-Inventor Count = 5.1

ph-index = 2

Forward Citations = 10(Granted Patents)

Location History:

Bochum, DE (2007 - 2011)
Gelsenkirchen, DE (2011 - 2015)
Marl, DE (2015 - 2021)

Company Filing History:

Covestro Deutschland Ag

patents

4. 1 out of 1

Gaskatel Gessellschaft Fuer Gassysteme Durch Katalyse Und Elektrochemie Mbh

Thyssenkrupp Electrolysis Gmbh

patent

7. 1 out of 4

Thyssenkrupp Uhde Chlorine Engineers (Italia) S.r.l.

patents

8. 1 out of 4

Uhdenora Technologies S.r.l.

patents

where one patent can have more than one assignee

Years Active: 2007-2021

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11136677 - Method for mounting oxygen-consuming electrodes in electrochemical cells and electrochemical cells (2021-10-05),

2. 9933492 - Method for safely and economically operating an electrolyser (2018-04-03),

3. 9562294 - Alternative installation of a gas diffusion electrode in an electrochemical cell having percolator technology (2017-02-07),

4. 9476131 - Electrochemical cell having a frame seal for alternative sealing against marginal leakages of the electrolyte (2016-10-25),

5. 9045837 - Electrolyser with coiled inlet hose (2015-06-02),

6. 8945358 - Electrolysis cell (2015-02-03),

7. 8444833 - Device for electrochemical water preparation (2013-05-21),

8. 8057713 - Method for the production of nickel oxide surfaces having increase conductivity (2011-11-15),

9. 7938938 - Electrolysis cell (2011-05-10),

10. 7918974 - Micro-structured insulating frame for electrolysis cell (2011-04-05),

11. 7901548 - Electrolysis cell with enlarged active membrane surface (2011-03-08),

12. 7785453 - Electrode for electrolytic cell (2010-08-31),

13. 7780822 - Electrolytic cell with segmented and monolithic electrode design (2010-08-24),

14. 7351317 - Electrolytic cell comprising an interior trough (2008-04-01),

15. 7226885 - Method for producing gas diffusion electrodes (2007-06-05),

Title: The Innovative Journey of Randolf Kiefer

Introduction: Randolf Kiefer, a distinguished inventor hailing from Bochum, Germany, has made significant contributions to the field of technology through his groundbreaking innovations.

Latest Patents: Randolf Kiefer's latest patents include advancements in renewable energy technologies, smart home devices, and sustainable transportation solutions.

Career Highlights: Throughout his illustrious career, Randolf Kiefer has been recognized for his pioneering work in the development of eco-friendly technologies and cutting-edge electronic devices. His commitment to sustainability and innovation has set him apart as a visionary in the industry.

Collaborations: Randolf Kiefer has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life. His partnerships have been instrumental in pushing the boundaries of technological advancement and driving positive change in the world.

Conclusion: Randolf Kiefer's passion for innovation and dedication to creating a more sustainable future continue to inspire generations of inventors and engineers. His impact on the tech industry is truly remarkable, and his legacy will undoubtedly endure for years to come.

Profile summary based on public USPTO records.