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For the Inventor, By the Inventor

Elk Grove Village, IL, United States of America

Tenex Corporation


USPTO Granted Patents = 60

% Expired Patents = 1.7

Trademarks = 4

Forward Citations = 810

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22 inventors (with patents filed for the assignee):

goldMedal Albert B Cheris (48 out of 51 patents)

silverMedal Mark Dziersk (37 out of 65 patents)

bronzeMedal Robert B Staubitz (8 out of 36 patents)

4.  Timothy C Repp (8 out of 52 patents)

5.  Marlan H Polhemus (7 out of 13 patents)

6.  Michael Goluszka (3 out of 4 patents)

7.  Lonnie E Frye (3 out of 4 patents)

8.  Armando N Carrera (3 out of 3 patents)

9.  Andrew L Alger (2 out of 16 patents)

10.  Richard L Gibson (2 out of 2 patents)

11.  Robelino C Gutierrez (2 out of 2 patents)

12.  John R Ford (2 out of 3 patents)

13.  Tony Fuderer (2 out of 2 patents)

14.  Morad Ghassemian (1 out of 70 patents)

15.  Paul Bond (1 out of 9 patents)


Core Competencies:
Rollable Chairmat
Foldable Dry Erase Board
Compact Disk Case
Magazine Holder
Letter Tray
Sorter
Memo Holder
Clipboard
Vertical Storage Assembly
Stackable Tray
Office Desk Storage
Desk Accessory System

60 patents:

1. D642844 - Rollable chairmat (2011-08-09),
2. 7980857 - Foldable dry erase board (2011-07-19),
3. D456165 - Compact disk case (2002-05-01),
4. D455910 - Compact disk case (2002-04-24),
5. D455460 - Letter tray (2002-04-10),
6. D455459 - Magazine holder (2002-04-10),
7. D454913 - Memo holder (2002-03-27),
8. D454912 - Sorter (2002-03-27),
9. D451550 - Paper clip-business card holder (2001-12-05),
10. D451292 - Foot rest (2001-12-05),
11. D450090 - Clipboard with integral clip (2001-11-07),
12. D449386 - Step stool (2001-10-17),
13. D446549 - Clipboard with spring clip (2001-08-15),
14. 6213517 - Clipboard (2001-04-10),
15. D434937 - Vertical storage assembly for compact discs, CD-Roms and other discs (2000-12-12),
Company Overview
Tenex Corporation, based in Elk Grove Village, Illinois, specializes in innovative office organization solutions. The company develops a range of products designed to enhance workspace efficiency and organization, including rollable chair mats, foldable dry erase boards, and various storage solutions such as magazine holders and letter trays. With a focus on practical design and functionality, Tenex aims to improve the everyday office experience through its thoughtfully engineered products.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

60 Patents

#5 in Elk Grove Village, IL

#335 in Illinois

#5,999 in US

#12,094 in the World

Elk Grove Village, IL (US)
Elk Grove Village, IL, United States of America

Tenex Corporation

Forward Citations = 810

22 inventors:

goldMedal Albert B Cheris (48 out of 51 patents)

silverMedal Mark Dziersk (37 out of 65 patents)

bronzeMedal Robert B Staubitz (8 out of 36 patents)

4.  Timothy C Repp (8 out of 52 patents)

5.  Marlan H Polhemus (7 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tenex Corporation. Retrieved from https://idiyas.com/company/tenex

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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