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Erwin Sick Gmbh Optik-elektronik

USPTO Granted Patents = 120

Trademarks = 1

Forward Citations = 1,426

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73 inventors (with patents filed for the assignee):

Erwin Sick (22 out of 33 patents)

Gunter Fetzer (12 out of 20 patents)

Klaus Weber (9 out of 23 patents)

4. Arthur A Walter (8 out of 14 patents)

5. Jurgen Erdmann (7 out of 9 patents)

6. Klaus Ostertag (6 out of 7 patents)

7. Dieter Ross (6 out of 6 patents)

8. Heinrich Hippenmeyer (5 out of 18 patents)

9. Christoph Anselment (4 out of 18 patents)

10. Karl Pietzsch (4 out of 6 patents)

11. Gerhard Krause (4 out of 12 patents)

12. Siegfried Mankel (4 out of 4 patents)

13. Gottfried Hug (3 out of 14 patents)

14. Thomas Meinert (3 out of 5 patents)

15. Walter Von Stein (3 out of 4 patents)

Core Competencies:

Optical Sensors

Laser Range Finding

Gas Analysis

Bar Code Readers

Distance Measurement

Optical Inspection

Light Curtain Technology

Electromagnetic Wave Measurement

Surface Waviness Measurement

Telecentric Imaging

Presence Detection

Fault Detection

120 patents: Sort by Forward Citations

1. 5903355 - Method and apparatus for checking a predetermined monitoring area (1999-05-11),

2. 5805468 - Method and apparatus for determining the light transit time over a (1998-09-08),

3. 5804739 - Method and circuit arrangement for the measurement of flow speed by (1998-09-08),

4. 5781306 - Measuring apparatus for gas analysis (1998-07-14),

5. 5583334 - Method and apparatus for the detection of defective light transmitters (1996-12-10),

6. 5569900 - Method and optical scanning apparatus for the identification of a code (1996-10-29),

7. 5543997 - Safety switching system for a working apparatus (1996-08-06),

8. 5530539 - Apparatus for measuring the transit time of electromagnetic waves (1996-06-25),

9. 5486691 - Monitoring apparatus in machines (1996-01-23),

10. 5481096 - Bar code reader and method for its operation (1996-01-02),

11. 5455669 - Laser range finding apparatus (1995-10-03),

12. 5418409 - Comparator circuit for triggering a switching process when a variable (1995-05-23),

13. 5416316 - Optical sensor arrangement for presence detection with variable pulse (1995-05-16),

14. 5341029 - Method for supervising a switch (1994-08-23),

15. 5250801 - Optical sensor for detecting articles in a monitored region and method (1993-10-05),

Erwin Sick GmbH Optik-Elektronik is a leading manufacturer of optoelectronic sensors, scanners, and vision systems. With over 70 years of experience, the company offers innovative solutions for industrial automation, process control, and quality inspection. Their products are known for their high precision, reliability, and durability. Erwin Sick GmbH serves a wide range of industries including automotive, packaging, food and beverage, logistics, and many more.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

120 Patents

#13 in

#537 in Germany

#6,448 in the World

Erwin Sick Gmbh Optik-elektronik

Forward Citations = 1,426

73 inventors:

Erwin Sick (22 out of 33 patents)

Gunter Fetzer (12 out of 20 patents)

Klaus Weber (9 out of 23 patents)

4. Arthur A Walter (8 out of 14 patents)

5. Jurgen Erdmann (7 out of 9 patents)

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