logo

For the Inventor, By the Inventor

Wetzlar, Germany

Ernst Leitz Wetzlar Gmbh


USPTO Granted Patents = 168


Trademarks = 6

Forward Citations = 1,837

Loading Chart...
Loading Chart...

166 inventors (with patents filed for the assignee):

goldMedal Heinz Broemer (13 out of 18 patents)

silverMedal Robert Lisfeld (11 out of 11 patents)

bronzeMedal Guenter Reinheimer (9 out of 9 patents)

4.  Knut Heitmann (9 out of 13 patents)

5.  Walter Bletz (8 out of 10 patents)

6.  Winfried Kraft (8 out of 12 patents)

7.  Klaus-Dieter Schaefer (8 out of 11 patents)

8.  Heinrich Janke (8 out of 10 patents)

9.  Hans-Kurt Uellenberg (8 out of 8 patents)

10.  Henning Franek (7 out of 10 patents)

11.  Erich Schuster (7 out of 7 patents)

12.  Hans-Dieter Jacoby (7 out of 7 patents)

13.  Alfred Hengst (6 out of 19 patents)

14.  Herbert Leiter (6 out of 8 patents)

15.  Gunter Reinheimer (6 out of 6 patents)


Core Competencies:
Optical Components
Microscope Focusing Drive
Fluorophosphate Optical Glass
Piezoelectric Precision Positioning
Photographic Camera
Acoustic Lens Arrangement
Binocular Design
Prosthesis Manufacturing
Automatic Handling Apparatus
Illumination Apparatus
Distance Measurement Devices
Modular Device Technology

168 patents:

1. 5025147 - Sensor for converting a distance to optical and further to electrical (1991-06-18),
2. 4961636 - Revolving nose piece for optical components and process for adjusting (1990-10-09),
3. 4946266 - Universal object holder for microscopes (1990-08-07),
4. 4930882 - Adjustable microscope focusing drive (1990-06-05),
5. 4915721 - Process for preparation of fluorophosphate optical glass (1990-04-10),
6. 4889548 - Use of an oxide ceramic material for compression molds for shaping (1989-12-26),
7. 4881897 - Tooth-root implant with long-term resistance to repetitive stresses (1989-11-21),
8. 4881802 - Combined bright field-dark field incident light illumination apparatus (1989-11-21),
9. 4871290 - Automatic handling apparatus for plate-shaped objects (1989-10-03),
10. 4868128 - Process for dry dispersal of particles, and a device for carrying out (1989-09-19),
11. 4859896 - Piezoelectric precision positioning device (1989-08-22),
12. 4859635 - Optical fluorophosphate glass having anomalous positive partial (1989-08-22),
13. 4857487 - Optical fluorophosphate glasses possessing positive anomalous partial (1989-08-15),
14. 4837595 - Process and device for photographing microscopic objects (1989-06-06),
15. 4830655 - High temperature-resistant material for devices used for forming glass (1989-05-16),
Ernst Leitz Wetzlar GmbH is a leading manufacturer of high-quality cameras, lenses, and optics. With a rich history dating back to 1913, the company is renowned for its innovative and cutting-edge technology. Combining precision engineering, craftsmanship, and unparalleled image quality, Ernst Leitz Wetzlar GmbH's products are highly sought after by professional photographers and enthusiasts worldwide.
This text is generated by artificial intelligence and may not be accurate.

logo

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

...
168 Patents

#2 in Wetzlar

#397 in Germany

#4,785 in the World

...
Wetzlar, Germany

Ernst Leitz Wetzlar Gmbh

Forward Citations = 1,837

166 inventors:

goldMedal Heinz Broemer (13 out of 18 patents)

silverMedal Robert Lisfeld (11 out of 11 patents)

bronzeMedal Guenter Reinheimer (9 out of 9 patents)

4.  Knut Heitmann (9 out of 13 patents)

5.  Walter Bletz (8 out of 10 patents)

Please report any incorrect information to support@idiyas.com
Loading…