For the Inventor, By the Inventor

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DE, United States of America

Optex Corporation

USPTO Granted Patents = 21

Trademarks = 3

Forward Citations = 75

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13 inventors (with patents filed for the assignee):

Steven W McLaughlin (16 out of 32 patents)

William R Ziegler (2 out of 3 patents)

Allen M Earman (2 out of 2 patents)

4. John M Gerpheide (2 out of 2 patents)

5. Katsutoshi Tatsuoka (1 out of 4 patents)

6. James Sargent (1 out of 1 patent)

7. Robert Blair (1 out of 1 patent)

8. Arthur Robert Calderbank (1 out of 36 patents)

9. Toshiyasu Matsuyama (1 out of 5 patents)

10. Paul Goldsmith (1 out of 1 patent)

11. Daniel T Brower (1 out of 1 patent)

12. Robert E Revay (1 out of 1 patent)

13. Rajiv Laroia (1 out of 3 patents)

21 patents: Sort by Forward Citations

1. 8994229 - Wireless non-contact switch for automatic doors (2015-03-31),

2. 8431899 - Passive infrared ray sensor (2013-04-30),

3. 5781130 - M-ary (d,k) runlength limited coding for multi-level data (1998-07-14),

4. 5757293 - M=8 (1,2) runlength limited code for multi-level data (1998-05-26),

5. 5748118 - M=7 (3,8) runlength limited code for multi-level data (1998-05-05),

6. 5748117 - M=8 (1,3) runlength limited code for multi-level data (1998-05-05),

7. 5682155 - M=6(4,11) runlength limited code for multi-level data (1997-10-28),

8. 5682154 - M=4 (1,2) runlength limited code for multi-level data (1997-10-28),

9. 5680128 - M=6(3,8) runlength limited code for multi-level data (1997-10-21),

10. 5675330 - M=5(4,11)runlength limited code for multi-level data (1997-10-07),

11. 5670956 - M=5 (3,7) runlength limited code for multi-level data (1997-09-23),

12. 5668546 - M=6 (3,6) runlength limited code for multi-level data (1997-09-16),

13. 5663723 - M=7 (1,3) runlength limited code for multi-level data (1997-09-02),

14. 5663722 - M=10 (3,6) runlength limited code for multi-level data (1997-09-02),

15. 5659311 - M=6 (2,4) runlength limited code for multi-level data (1997-08-19),

Optex Corporation is a leading manufacturer of high-quality security and entrance products, specializing in advanced detection systems for use in residential, commercial, and industrial settings. With a strong focus on innovation and customer satisfaction, Optex has established itself as a trusted provider of reliable and efficient security solutions.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

21 Patents

#3 in undefined, DE

#252 in Delaware

#15,197 in US

#29,112 in the World

DE, United States of America

Optex Corporation

Forward Citations = 75

13 inventors:

Steven W McLaughlin (16 out of 32 patents)

William R Ziegler (2 out of 3 patents)

Allen M Earman (2 out of 2 patents)

4. John M Gerpheide (2 out of 2 patents)

5. Katsutoshi Tatsuoka (1 out of 4 patents)

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