% Expired Patents = 25.0

Forward Citations = 439

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3 inventors (with patents filed for the assignee):

Erico Grunberger (6 out of 6 patents)

Franco Revel (3 out of 3 patents)

Alberto Marchesi (2 out of 4 patents)

8 patents: Sort by Forward Citations

1. 7607205 - Magnetic closure particularly for bags, rucksacks and the like (2009-10-27),

2. 6804865 - Magnetic closure with mutual interlocking system for bags, rucksacks, items of clothing (2004-10-19),

3. 6675448 - Magnetic closure, particularly for bags and the like (2004-01-13),

4. 6505385 - Magnetic closure with mutual interlock for bags, knapsacks, items of clothing and the like (2003-01-14),

5. 6434801 - Magnetic closure for items of clothing (2002-08-20),

6. 6301754 - Magnetic closure device for clothing items, leather goods and the like (2001-10-16),

7. 6292985 - Magnetic closure with mutual interlock for bags, knapsacks, items of clothing and the like (2001-09-25),

8. 6101688 - Magnetic closure with casing made of nonferromagnetic material, for (2000-08-15),

Company Overview

Sama S.p.a. is a leading Italian company specializing in the design and production of high-quality industrial machinery for the food and beverage sector. With over 50 years of experience, Sama offers a wide range of innovative solutions for packaging, filling, and processing applications. Their commitment to excellence and customer satisfaction has earned them a reputation as a trusted partner in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#208 in Milan

#1,113 in Italy

Milan, Italy

Sama S.p.a.

Forward Citations = 439

3 inventors:

Erico Grunberger (6 out of 6 patents)

Franco Revel (3 out of 3 patents)

Alberto Marchesi (2 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sama S.p.a.. Retrieved from https://idiyas.com/company/sama

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]