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For the Inventor, By the Inventor

Glasgow, KY, United States of America

Span Tech LLC


USPTO Granted Patents = 71



Trademarks = 19

Forward Citations = 772

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23 inventors (with patents filed for the assignee):

goldMedal James L Layne (61 out of 62 patents)

silverMedal Stephen C Fye (23 out of 23 patents)

bronzeMedal Michael D McDaniel (23 out of 23 patents)

4.  Scott Dayton Barbour (15 out of 15 patents)

5.  Mark T Johnson (13 out of 13 patents)

6.  Wendell S Bell (11 out of 12 patents)

7.  Lewis W Ward (8 out of 8 patents)

8.  B Keith Thomas (7 out of 7 patents)

9.  Aaron Cotton (6 out of 6 patents)

10.  Savannah Bell (4 out of 4 patents)

11.  Mark D Russell (4 out of 4 patents)

12.  Otto Jorgen Draebel (3 out of 3 patents)

13.  Andrew D Dorisio (2 out of 2 patents)

14.  Ervin Puskar (2 out of 2 patents)

15.  Jorgen Draebel (2 out of 3 patents)


Core Competencies:
Conveyor Belt Guiderail
Modular Link Conveyor
Sortation Systems
Diverter Conveyor
Wear-Resistant Connector
Self-Tensioning Conveyor
Tilted Conveyor Systems
Rotatable Article Engaging Assembly
Spiral Conveyor Frame
Conveying Apparatus
Side-Flexing Conveyor Chain
Matrix Sorter System

71 patents:

1. 11912507 - Manually adjustable conveyor belt guiderail and related methods (2024-02-27),
2. 11840403 - Adjustable conveyor belt guiderail and related methods (2023-12-12),
3. 11767171 - Modular link conveyor with features for enhancing the efficient conveyance of articles (2023-09-26),
4. 11639271 - Mount for adjustable conveyor belt guiderail and related methods (2023-05-02),
5. 11530096 - Adjustable conveyor belt guiderail and related methods (2022-12-20),
6. 11235933 - Modular link conveyor with features for enhancing the efficient conveyance of articles (2022-02-01),
7. 11097901 - Adjustable conveyor belt guiderail and related methods (2021-08-24),
8. 10988327 - Sortation system and related methods (2021-04-27),
9. D910959 - Conveyor guiderail (2021-02-16),
10. 10836583 - Adjustable conveyor belt guiderail and related methods (2020-11-17),
11. 10696482 - Modular link conveyor with features for enhancing efficient article conveyance (2020-06-30),
12. 10589938 - Conveying apparatus with minimalist frame (2020-03-17),
13. D857329 - Conveyor link (2019-08-20),
14. D856624 - Conveyor link (2019-08-13),
15. 10138064 - Modular link conveyor with features for enhancing efficient article conveyance (2018-11-27),
SPAN TECH LLC is a leading technology solutions provider specializing in software development, IT consulting, and digital marketing services. With a team of experienced professionals, we deliver customized solutions to help businesses achieve their goals and stay ahead in today's competitive landscape. Our expertise lies in developing innovative software applications, optimizing IT infrastructure, implementing effective digital strategies, and providing ongoing support and maintenance. Partner with us to harness the power of technology and propel your business forward.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

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71 Patents

#1 in Glasgow, KY

#20 in Kentucky

#4,945 in US

#10,065 in the World

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Glasgow, KY, United States of America

Span Tech LLC

Forward Citations = 772

23 inventors:

goldMedal James L Layne (61 out of 62 patents)

silverMedal Stephen C Fye (23 out of 23 patents)

bronzeMedal Michael D McDaniel (23 out of 23 patents)

4.  Scott Dayton Barbour (15 out of 15 patents)

5.  Mark T Johnson (13 out of 13 patents)

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