For the Inventor, By the Inventor

Enter assignee name

Appenzell, Switzerland

Optrel Holding Ag

USPTO Granted Patents = 11

EPO Patents = 14

Trademarks = 3

Forward Citations = 7

Loading Chart...

Loading Chart...

22 inventors (with patents filed for the assignee):

Martin Esposito (4 out of 4 patents)

Jonathan Heusser (4 out of 4 patents)

Ramon Hofer Kraner (3 out of 3 patents)

4. Ramon Hofer-Kraner (3 out of 4 patents)

5. Daniel Bloechlinger (3 out of 3 patents)

6. Leo Keller (2 out of 2 patents)

7. Robert Buechel (2 out of 2 patents)

8. Arno Lenzi (1 out of 25 patents)

9. David Bischof (1 out of 2 patents)

10. Markus Michler (1 out of 4 patents)

11. Tindaro Pittorino (1 out of 1 patent)

12. Olaf Schreiber (1 out of 1 patent)

13. Daniel Iranyi (1 out of 22 patents)

14. Uwe Werner (1 out of 21 patents)

15. Yang Sheng (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 12017097 - Blower device for a respiratory protection system (2024-06-25),

2. 11617906 - Mouth protection device for a respiratory protection system (2023-04-04),

3. 11061262 - Protective cartridge and method with a protective cartridge (2021-07-13),

4. 10926348 - Detection device for an active glare protection device (2021-02-23),

5. 10736782 - Face protector (2020-08-11),

6. 10690942 - Sunglasses with a sun protection filter (2020-06-23),

7. 10429680 - Optical glare protection filter (2019-10-01),

8. 10401651 - Protection device (2019-09-03),

9. 10274753 - Sun protection device (2019-04-30),

10. 10251786 - Method and apparatus for controlling opening of an auto-darkening filter in an eye protection device (2019-04-09),

11. 10098788 - Electro-optical glare-protection filter with a liquid crystal cell being a fringe-field switching cell for a welder protection device (2018-10-16),

Optrel is a leading Swiss company specialized in developing, manufacturing, and distributing innovative industrial eye protection products. With a focus on quality, comfort, and innovation, Optrel is dedicated to providing superior eye protection solutions to customers worldwide. The company offers a wide range of cutting-edge welding helmets, respiratory protection equipment, and safety goggles designed to meet the highest standards of performance and safety.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

11 Patents

#1 in Appenzell

#953 in Switzerland

#50,300 in the World

Appenzell, Switzerland

Optrel Holding Ag

Forward Citations = 7

22 inventors:

Martin Esposito (4 out of 4 patents)

Jonathan Heusser (4 out of 4 patents)

Ramon Hofer Kraner (3 out of 3 patents)

4. Ramon Hofer-Kraner (3 out of 4 patents)

5. Daniel Bloechlinger (3 out of 3 patents)

Please report any incorrect information to support@idiyas.com

Loading…