Forward Citations = 62

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11 inventors (with patents filed for the assignee):

Carlo Venturello (2 out of 33 patents)

Marco Ricci (1 out of 17 patents)

Raffaele Ungarelli (1 out of 16 patents)

4. Loris Sogli (1 out of 14 patents)

5. Francesco Gementi (1 out of 4 patents)

6. Giulio Lana (1 out of 2 patents)

7. Enzo Alneri (1 out of 4 patents)

8. Terence Moran (1 out of 1 patent)

9. J Brian Caldwell (1 out of 2 patents)

10. Kwan-Yue Alex Jen (1 out of 7 patents)

11. Mario Gambaro (1 out of 2 patents)

5 patents: Sort by Forward Citations

1. 5274140 - Process for catalytically epoxidizing olefin with hydrogen peroxide (1993-12-28),

2. 5221761 - Melt transesterification process for the production of polycarbonates (1993-06-22),

3. 5206189 - Sol-gel method for the preparation of monolithic multicomponent oxide (1993-04-27),

4. 4956484 - Process for producing a silane or siloxane compound containing a (1990-09-11),

5. 4754073 - Method for the preparation of ketones (1988-06-28),

Company Overview

Instituto Guido Donegani S.p.a. is a leading Italian company specializing in the design and manufacturing of high-quality lighting fixtures. With decades of experience and expertise in the industry, the company offers a wide range of innovative lighting solutions for residential, commercial, and outdoor spaces. Instituto Guido Donegani S.p.a. is committed to providing clients with unique and sustainable lighting products that combine cutting-edge technology with elegant design.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#292 in Milan

#1,635 in Italy

Milan, Italy

Instituto Guido Donegani

Forward Citations = 62

11 inventors:

Carlo Venturello (2 out of 33 patents)

Marco Ricci (1 out of 17 patents)

Raffaele Ungarelli (1 out of 16 patents)

4. Loris Sogli (1 out of 14 patents)

5. Francesco Gementi (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Instituto Guido Donegani. Retrieved from https://idiyas.com/company/instituto-guido-donegani

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]