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For the Inventor, By the Inventor

Gloucester, MA, United States of America

Gloucester Engineering Co., Inc.


USPTO Granted Patents = 22


Forward Citations = 330

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18 inventors (with patents filed for the assignee):

goldMedal Charles M Schott, Jr (10 out of 11 patents)

silverMedal Karl H Keim (3 out of 4 patents)

bronzeMedal Philip J Houle (2 out of 2 patents)

4.  Robert G Oliver (2 out of 2 patents)

5.  Michael Andrews (1 out of 2 patents)

6.  J Corey Michal (1 out of 3 patents)

7.  Chad Allen Biron (1 out of 2 patents)

8.  William Welsh Bode (1 out of 1 patent)

9.  William Ellery Jones (1 out of 1 patent)

10.  Bruce Michael O'Connor (1 out of 1 patent)

11.  Mark Dean Steele (1 out of 1 patent)

12.  David J Smith (1 out of 3 patents)

13.  Daniel W Woodman, Jr (1 out of 18 patents)

14.  James R Ambler (1 out of 2 patents)

15.  John J Mulcahy (1 out of 1 patent)


22 patents:

1. 8939751 - Annular die spiral groove configuration (2015-01-27),
2. 8430351 - Stretch film winder (2013-04-30),
3. 5205899 - Thermal expansion compensated hot knife (1993-04-27),
4. 4750874 - Air cooling ring for plastic film (1988-06-14),
5. 4430914 - Rotary apparatus for advancing a web (1984-02-14),
6. 4402656 - Control of tubular film size (1983-09-06),
7. 4377540 - Control of tubular film size (1983-03-22),
8. 4373273 - Air ring having a circular array of a large multiplicity of (1983-02-15),
9. 4289469 - Apparatus for forming and trimming articles from a web (1981-09-15),
10. 4286907 - Grid extensions on a rotary stacker (1981-09-01),
11. 4285686 - V-Board folder for flexible plastic films (1981-08-25),
12. 4272231 - Air cooling ring for plastic film with independent lubricating air for (1981-06-09),
13. 4260147 - Utilization of air jets for discharge conveyor on wicketing systems (1981-04-07),
14. 4243363 - Control of tubular film size (1981-01-06),
15. 4236884 - Internal air cooling of tubular plastic film (1980-12-02),
Company Overview
Gloucester Engineering Co., Inc. is a prominent manufacturer specializing in advanced machinery and equipment for the plastics industry. The company focuses on developing innovative solutions for extrusion and converting processes, catering to a diverse range of applications. With a strong emphasis on engineering excellence, Gloucester Engineering is dedicated to enhancing production efficiency and product quality. Its expertise extends across various sectors, positioning it as a key player in the global manufacturing landscape.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

22 Patents

#4 in Gloucester, MA

#907 in Massachusetts

#15,051 in US

#28,807 in the World

Gloucester, MA (US)
Gloucester, MA, United States of America

Gloucester Engineering Co., Inc.

Forward Citations = 330

18 inventors:

goldMedal Charles M Schott, Jr (10 out of 11 patents)

silverMedal Karl H Keim (3 out of 4 patents)

bronzeMedal Philip J Houle (2 out of 2 patents)

4.  Robert G Oliver (2 out of 2 patents)

5.  Michael Andrews (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gloucester Engineering Co., Inc.. Retrieved from https://idiyas.com/company/gloucester-engineering-company

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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