Company Filing History:

10 out of 4,822

Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v.

patents

1 out of 30,052

Siemens Aktiengesellschaft

patents

1 out of 902

The United States of America As Represented by the Department of Energy

patents

Years Active: 1985-1999

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5952118 - PEM fuel cell with structured plates (1999-09-14),

2. 5925477 - Assembly of single cells to form a diaphragm electrode unit (1999-07-20),

3. 5863672 - Polymer electrolyte membrane fuel cell (1999-01-26),

4. 5861221 - Battery shaped as a membrane strip containing several cells (1999-01-19),

5. 5810577 - Catalytic burner (1998-09-22),

6. 5733678 - Polymer fuel cell (1998-03-31),

7. 5723086 - Electrode membrane (1998-03-03),

8. 5709174 - Hot water heater (1998-01-20),

9. 5464006 - Water heater (1995-11-07),

10. 5316643 - Apparatus for the storage and conversion of energy (1994-05-31),

11. 5258241 - Rebalance cell for a Cr/Fe redox storage system (1993-11-02),

12. 4497880 - Recombination device for storage batteries (1985-02-05),

Title: Konstantin Ledjeff: Pioneering Inventor from Bad Krozingen

Introduction: Konstantin Ledjeff is a renowned inventor hailing from Bad Krozingen, Germany, known for his groundbreaking contributions to various fields of innovation.

Latest Patents: Ledjeff holds several patents in the fields of renewable energy, sustainable agriculture, and advanced materials, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Konstantin Ledjeff has worked with leading research institutions and universities to develop cutting-edge technologies that have had a significant impact on society.

Collaborations: Ledjeff has collaborated with multinational companies, startups, and fellow inventors to bring his ideas to life, fostering a culture of innovation and collaboration in the industry.

Conclusion: Konstantin Ledjeff's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazing inventor, shaping the future of technology and inspiring the next generation of inventors.

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