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For the Inventor, By the Inventor

Alsip, IL, United States of America

Crown Cork & Seal Technologies Corporation

Calculating rank
USPTO Granted Patents = 231

% Expired Patents = 22.9


Trademarks = 5

Forward Citations = 9,034

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183 inventors (with patents filed for the assignee):

goldMedal Jeffrey D Krich (21 out of 22 patents)

silverMedal Valentin Hierzer (20 out of 43 patents)

bronzeMedal Jizu J Cheng (20 out of 21 patents)

4.  Christopher Paul Ramsey (12 out of 91 patents)

5.  Galen G German (12 out of 18 patents)

6.  Richard G Kraft (10 out of 19 patents)

7.  Brian Mark Fields (9 out of 296 patents)

8.  Udo Boesl (9 out of 11 patents)

9.  Patrick Habersaat (9 out of 12 patents)

10.  Rick Gaiser (9 out of 11 patents)

11.  Kelvin Pitman (9 out of 11 patents)

12.  James L Martin (8 out of 11 patents)

13.  Min Miles Wan (8 out of 8 patents)

14.  Theodore F Eberle (8 out of 8 patents)

15.  Antonio Montoli (7 out of 16 patents)


Core Competencies:
Closure Cap
Beverage Container
Composite Closure
Tamper-Evident
Can End
Dispensing Closure
Internal Thread
Safety Container
Closure Insert
Sealing Flange
Dual Cosmetic Applicator
Flow Control Closure

231 patents:

1. 8196767 - Small diameter can end with large opening (2012-06-12),
2. 8071004 - Closure having band with internal thread formed by impression (2011-12-06),
3. 7832249 - Bi-can having internal bag (2010-11-16),
4. 7784629 - Composite closure (2010-08-31),
5. 7757887 - Beverage container (2010-07-20),
6. 7594585 - Small diameter can end with large opening (2009-09-29),
7. 7575133 - Bi-can having internal bag (2009-08-18),
8. 7370774 - Can end (2008-05-13),
9. D542650 - Packaging container (2007-05-15),
10. D542130 - Packaging container (2007-05-08),
11. 7205498 - Closure lining and color detector (2007-04-17),
12. D538646 - Packaging container (2007-03-20),
13. D538645 - Packaging container (2007-03-20),
14. 7175039 - Composite closure (2007-02-13),
15. D535189 - Closure cap (2007-01-16),
Company Overview
Crown Cork & Seal Technologies Corporation, headquartered in Alsip, IL, specializes in innovative closure technologies for beverage containers. The company focuses on developing a range of products including closure caps, composite closures, and tamper-evident solutions. Their expertise extends to can ends and dispensing closures, emphasizing safety and functionality in packaging. With a commitment to advancing closure technology, Crown Cork & Seal serves a global market, enhancing consumer convenience and product integrity.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

Crown Cork & Seal Technologies Corporation USPTO Patent Assignee Logo
231 Patents

#2 in Alsip, IL

#113 in Illinois

#1,825 in US

#3,723 in the World

Alsip, IL (US)
Alsip, IL, United States of America

Crown Cork & Seal Technologies Corporation

Forward Citations = 9,034

183 inventors:

goldMedal Jeffrey D Krich (21 out of 22 patents)

silverMedal Valentin Hierzer (20 out of 43 patents)

bronzeMedal Jizu J Cheng (20 out of 21 patents)

4.  Christopher Paul Ramsey (12 out of 91 patents)

5.  Galen G German (12 out of 18 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Crown Cork & Seal Technologies Corporation. Retrieved from https://idiyas.com/company/crown-cork-and-seal-technologies

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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