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For the Inventor, By the Inventor

Glasgow, KY, United States of America

Span Tech LLC


USPTO Granted Patents = 72

% Expired Patents = 8.3



Trademarks = 18

Forward Citations = 792

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21 inventors (with patents filed for the assignee):

goldMedal James L Layne (62 out of 63 patents)

silverMedal Stephen C Fye (24 out of 24 patents)

bronzeMedal Michael D McDaniel (23 out of 23 patents)

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

5.  Mark Timothy Johnson (13 out of 28 patents)

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

7.  Lewis W Ward (8 out of 8 patents)

8.  Aaron Cotton (7 out of 7 patents)

9.  B Keith Thomas (7 out of 7 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 Systems
Adjustable Guiderails
Modular Link Conveyor
Sortation Systems
Self-Tensioning Conveyor
Side-Flexing Conveyor
Diverter Conveyor
Matrix Sorter
Reduced Drag
Endless Loop Conveyor
Article Engaging Assembly
Wear-Resistant Connector

72 patents:

1. 12630370 - Actuator for adjustable conveyor guiderail (2026-05-19),
2. 11912507 - Manually adjustable conveyor belt guiderail and related methods (2024-02-27),
3. 11840403 - Adjustable conveyor belt guiderail and related methods (2023-12-12),
4. 11767171 - Modular link conveyor with features for enhancing the efficient conveyance of articles (2023-09-26),
5. 11639271 - Mount for adjustable conveyor belt guiderail and related methods (2023-05-02),
6. 11530096 - Adjustable conveyor belt guiderail and related methods (2022-12-20),
7. 11235933 - Modular link conveyor with features for enhancing the efficient conveyance of articles (2022-02-01),
8. 11097901 - Adjustable conveyor belt guiderail and related methods (2021-08-24),
9. 10988327 - Sortation system and related methods (2021-04-27),
10. D910959 - Conveyor guiderail (2021-02-16),
11. 10836583 - Adjustable conveyor belt guiderail and related methods (2020-11-17),
12. 10696482 - Modular link conveyor with features for enhancing efficient article conveyance (2020-06-30),
13. 10589938 - Conveying apparatus with minimalist frame (2020-03-17),
14. D857329 - Conveyor link (2019-08-20),
15. D856624 - Conveyor link (2019-08-13),
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 - Sep 22 2026

Span Tech LLC
72 Patents

#1 in Glasgow, KY

#20 in Kentucky

#5,098 in US

#10,370 in the World

Glasgow, KY (US)
Glasgow, KY, United States of America

Span Tech LLC

Forward Citations = 792

21 inventors:

goldMedal James L Layne (62 out of 63 patents)

silverMedal Stephen C Fye (24 out of 24 patents)

bronzeMedal Michael D McDaniel (23 out of 23 patents)

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

5.  Mark Timothy Johnson (13 out of 28 patents)

Please report any incorrect information to [email protected]
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