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For the Inventor, By the Inventor

Kalamazoo, MI, United States of America

Interkal, Inc.

Calculating rank
USPTO Granted Patents = 19

Trademarks = 1

Forward Citations = 177

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19 inventors (with patents filed for the assignee):

goldMedal Melvin J Guiles (13 out of 25 patents)

silverMedal Kenneth A Ahrens (12 out of 12 patents)

bronzeMedal Daniel R Victor (9 out of 9 patents)

4.  Stanley W McKay (6 out of 6 patents)

5.  Vaughn L Clark (2 out of 4 patents)

6.  Richard A Vance (1 out of 1 patent)

7.  David McCoy (1 out of 1 patent)

8.  Richard L Patterson (1 out of 1 patent)

9.  Minoru Amemiya (1 out of 1 patent)

10.  Timothy M Conway (1 out of 1 patent)

11.  Kristen M Sigourney (1 out of 1 patent)

12.  Thomas R Kemppainen (1 out of 2 patents)

13.  Masanori Karita (1 out of 1 patent)

14.  Douglas F Wolff (1 out of 17 patents)

15.  Richard P Molloy (1 out of 1 patent)


19 patents:

1. 6854216 - Self-storing handrail assembly for telescoping seat assembly (2005-02-15),
2. 6428097 - Deployable bleacher/chair combination (2002-08-06),
3. 6354041 - Aisle riser backstops for telescoping seating systems (2002-03-12),
4. 6324790 - Deployable seating arrangement (2001-12-04),
5. 6199324 - Aisle riser backstops for telescopic seating systems (2001-03-13),
6. 6185875 - Telescopic seating system with aisle hand rails (2001-02-13),
7. 6076306 - Railing system for telescopic seating (2000-06-20),
8. D417287 - Handrail (1999-11-30),
9. D409311 - Handrail (1999-05-04),
10. D402039 - Handrail (1998-12-01),
11. 5822929 - Aisle riser backstops for telescopic seating systems (1998-10-20),
12. D399009 - Handrail (1998-09-29),
13. 5813663 - Railing system for telescopic seating (1998-09-29),
14. 5456518 - Flexible access seating (1995-10-10),
15. 5297847 - Fire retardant seating (1994-03-29),
Company Overview
Interkal, Inc. is a prominent manufacturer based in Kalamazoo, Michigan, specializing in innovative solutions for the healthcare and medical device sectors. The company focuses on developing advanced products that enhance patient care and streamline medical processes. With a commitment to quality and innovation, Interkal leverages cutting-edge technology to address the evolving needs of healthcare providers. Their expertise spans various domains, ensuring they remain at the forefront of medical advancements and contribute significantly to improving healthcare outcomes.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

19 Patents

#13 in Kalamazoo, MI

#619 in Michigan

#17,154 in US

#32,705 in the World

Kalamazoo, MI (US)
Kalamazoo, MI, United States of America

Interkal, Inc.

Forward Citations = 177

19 inventors:

goldMedal Melvin J Guiles (13 out of 25 patents)

silverMedal Kenneth A Ahrens (12 out of 12 patents)

bronzeMedal Daniel R Victor (9 out of 9 patents)

4.  Stanley W McKay (6 out of 6 patents)

5.  Vaughn L Clark (2 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Interkal, Inc.. Retrieved from https://idiyas.com/company/interkal

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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