Walter Tews

This inventor holds 53 USPTO granted patents and 6 published patent applications, plus 1 CIPO patent and 30 EPO patents, primarily in Light Emitting Devices (CPC class H01L). Top assignees: Seoul Semiconductor Co., Ltd., Li-Tec Gmbh, Toyoda Gosei Co., Ltd.. Active years: 2000-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Walter Tews. Retrieved from https://idiyas.com/inventor/walter-tews

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

USPTO Granted Patents = 53 (Patent Applications = 6)

% Patents Active = 71.7

CIPO Patents = 1

EPO Patents = 30 (Patent Applications = 18)

Average Co-Inventor Count = 3.6

ph-index = 12

Forward Citations = 893(Granted Patents)

Forward Citations (Not Self Cited) = 742(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Rudolf-Petershagen-Allee, DE (2009)
Greifswald, GR (2011)
Griefswald, DE (2002 - 2013)
Greifswald, DE (2000 - 2024)

Company Filing History:

40 out of 603

Seoul Semiconductor Co., Ltd.

Toyoda Gosei Co., Ltd.

patents

4. 4 out of 4

Leuchstoffwerk Breitungen Gmbh

Tridonic Optoelectronics Gmbh

Tovoda Gosei Co.. Ltd.

11. 4 out of 834,453

Other

patents

where one patent can have more than one assignee

Years Active: 2000-2024

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Areas of Expertise:

Light Emitting Diodes

Phosphors

Luminophores

Quantum Dots

Surface Modification

Strontium Oxyorthosilicate

Silicate Phosphors

Luminescent Materials

Radiation Resistance

Mixed Crystal Phosphors

Non-Stoichiometric Compounds

53 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12009348 - Light emitting device and lighting system having the same (2024-06-11),

2. 11605762 - Light emitting device including RGB light emitting diodes and phosphor (2023-03-14),

3. 11322484 - Light emitting device and lighting system having the same (2022-05-03),

4. 10916684 - Light emitting device including RGB light emitting diodes and phosphor (2021-02-09),

5. 10672956 - Light emitting device including RGB light emitting diodes and phosphor (2020-06-02),

6. 10312420 - Light-emitting device having surface-modified luminophores (2019-06-04),

7. 10186642 - Light emitting device including RGB light emitting diodes and phosphor (2019-01-22),

8. 9960324 - Light-emitting device having surface-modified luminophores (2018-05-01),

9. 9614129 - Light emitting device having surface-modified luminophores (2017-04-04),

10. 9576939 - Light emitting device and lighting system having the same (2017-02-21),

11. 9312246 - Light emitting device and lighting system having the same (2016-04-12),

12. 9234129 - Surface-modified quantum dot luminophores (2016-01-12),

13. 9209162 - Light emitting device including RGB light emitting diodes and phosphor (2015-12-08),

14. 9196785 - Light emitting device having surface-modified quantum dot luminophores (2015-11-24),

15. 9139763 - Surface-modified phosphors (2015-09-22),

Title: Inventor Walter Tews: Revolutionizing Technology in Greifswald

Introduction: Walter Tews, a visionary inventor based in Greifswald, Germany, has been at the forefront of technological advancements in various industries.

Latest Patents: Walter Tews holds several groundbreaking patents in the fields of renewable energy, biotechnology, and telecommunications, showcasing his diverse range of expertise.

Career Highlights: With a career spanning over two decades, Walter Tews has consistently demonstrated his innovative spirit by developing cutting-edge solutions that have reshaped the way we interact with technology.

Collaborations: Throughout his career, Walter Tews has collaborated with leading research institutions, universities, and multinational companies to bring his inventions to life, fostering a culture of innovation and collaboration.

Conclusion: Walter Tews continues to inspire the next generation of inventors with his passion for pushing the boundaries of what is possible, solidifying his legacy as a pioneer in the world of technology.

Profile summary based on public USPTO records.