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For the Inventor, By the Inventor

Toronto, Canada

Unicell Limited

USPTO Granted Patents = 9



Trademarks = 1

Forward Citations = 108

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13 inventors (with patents filed for the assignee):

goldMedal Roger J Martin (7 out of 9 patents)

silverMedal Scott J Vader (6 out of 6 patents)

bronzeMedal Karel Caslavsky (2 out of 3 patents)

4.  Davide Tonizzo (2 out of 7 patents)

5.  Ray Minato (1 out of 4 patents)

6.  Mark S Mull (1 out of 1 patent)

7.  Richard J Hellinga (1 out of 1 patent)

8.  Chris K Derbecker (1 out of 1 patent)

9.  Mike A G Johnson (1 out of 1 patent)

10.  Markus A Hetzler (1 out of 1 patent)

11.  Allen D Muirhead (1 out of 2 patents)

12.  Frederick C Seymour (1 out of 1 patent)

13.  William C McKee (1 out of 1 patent)

14.  Arieh Meitav (0 patent)

15.  Frederick Charles Seymour (0 patent)


9 patents:

1. 8217755 - Vehicle with controlled door operation (2012-07-10),
2. 7651153 - Delivery vehicle (2010-01-26),
3. 6386613 - Truck rear door opening mechanism (2002-05-14),
4. D445747 - Vehicle rear door (2001-08-01),
5. D445068 - Vehicle body (2001-07-18),
6. D376772 - Truck body (1996-12-24),
7. 4752430 - Method for manufacturing truck bodies (1988-06-21),
8. 4687428 - Manufacture of glass fibre truck bodies (1987-08-18),
9. 4605852 - Condensation prevention apparatus (1986-08-12),
Company Overview
Unicell Limited is a leading provider of innovative and sustainable packaging solutions. With a focus on eco-friendly materials and cutting-edge technology, we help businesses reduce their environmental footprint while maintaining high quality packaging standards. Our wide range of products includes biodegradable cups, containers, and other food packaging solutions. Contact us today to learn more about how Unicell Limited can help your business meet its sustainability goals.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

9 Patents

#180 in Toronto

#1,704 in Canada

Toronto, CA
Toronto, Canada

Unicell Limited

Forward Citations = 108

13 inventors:

goldMedal Roger J Martin (7 out of 9 patents)

silverMedal Scott J Vader (6 out of 6 patents)

bronzeMedal Karel Caslavsky (2 out of 3 patents)

4.  Davide Tonizzo (2 out of 7 patents)

5.  Ray Minato (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Unicell Limited. Retrieved from https://idiyas.com/company/unicell

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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