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For the Inventor, By the Inventor

Tremestieri Etneo, Italy

Salvatore Coffa

This inventor holds 32 USPTO granted patents and 7 published patent applications and 3 EPO patents, primarily in Semiconductor Technology. Top assignees: Stmicroelectronics S.r.l., Consorzio Per La Ricerca Sulla Microelettronica Nel Mezzogiorno, Université Degli Studi Di Catania. Active years: 1996-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Salvatore Coffa. Retrieved from https://idiyas.com/inventor/salvatore-coffa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 32 

% Patents Active = 62.5

 

Average Co-Inventor Count = 3.4

ph-index = 8

Forward Citations = 194(Granted Patents)


Location History:

  • Trehestieri Etneu, IT (1996)
  • Catania, IT (2010)
  • Tremestieri Etneo, IT (1999 - 2015)
  • Milan, IT (2023 - 2024)

Company Filing History:

goldMedal28 out of 5,691 
 
Stmicroelectronics S.r.l.
 patents
silverMedal4 out of 153 
 
Consorzio Per La Ricerca Sulla Microelettronica Nel Mezzogiorno
 patents
bronzeMedal1 out of 1 
 
Université Degli Studi Di Catania
 patent
where one patent can have more than one assignee

Years Active: 1996-2025

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Areas of Expertise:
Carbon Nanotubes
Fuel Cells
Optoelectronic Devices
Photovoltaic Modules
Microfluidic Diagnostics
Bipolar Power Transistor
Optical Radiation Emission
High-Gain Photodetector
Semiconductor Substrates
IR-Light Emitters
Diagnostic Devices
Electrical-Switch Systems
32 patents (USPTO):Explore Patents
1. 12487187 - System and method for power module defect detection (2025-12-02),
2. 11901863 - Capacitively-coupled stacked class-D oscillators for galvanic isolation (2024-02-13),
3. 11621670 - Capacitively-coupled stacked class-d oscillators for galvanic isolation (2023-04-04),
4. 9103787 - Optically accessible microfluidic diagnostic device (2015-08-11),
5. 9006558 - Solar panel having monolithic multicell photovoltaic modules of different types (2015-04-14),
6. 8575720 - Process for integrating on an inert substrate a device comprising at least a passive element and an active element and corresponding integrated device (2013-11-05),
7. 8470283 - Method for growing carbon nanotubes having a predetermined chirality (2013-06-25),
8. 8304144 - Fuel cell formed in a single layer of monocrystalline silicon and fabrication process (2012-11-06),
9. 8232010 - Process and corresponding apparatus for continuously producing gaseous hydrogen to be supplied to micro fuel cells and integrated system for producing electric energy (2012-07-31),
10. 8143086 - Optically controlled electrical-switch device based upon carbon nanotubes and electrical-switch system using the switch device (2012-03-27),
11. 8097868 - Galvanic optocoupler and method of making (2012-01-17),
12. 8008102 - Method of forming light emitting devices comprising semiconducting single walled carbon nanotubes (2011-08-30),
13. 7944011 - Optically controlled electrical-switch device based upon carbon nanotubes and electrical-switch system using the switch device (2011-05-17),
14. 7829904 - Optical radiation emitting device and method of manufacturing same (2010-11-09),
15. 7804078 - Device having galvanic optocoupling (2010-09-28),

Title: An Insight into the Innovations of Salvatore Coffa

Introduction

Salvatore Coffa, a prolific inventor from Tremestieri Etneo, Italy, holds an impressive total of 31 patents. His work primarily focuses on advanced technologies in the realm of oscillator circuits, showcasing his expertise and innovative approach to circuit design.

Latest Patents

Coffa's recent contributions include the development of capacitively-coupled stacked class-D oscillators for galvanic isolation. This innovative oscillator circuit comprises a total of N (N≥2) class-D oscillator circuits stacked between a supply voltage node and a reference voltage node. The output ports of adjacent oscillator circuits are coupled via capacitors, ensuring synchronization of frequency and phase for the generated signals. This design achieves a significant reduction in oscillation amplitude and current consumption, making it an efficient alternative to conventional oscillator circuits.

Career Highlights

Throughout his career, Salvatore Coffa has collaborated with notable companies in the field of microelectronics, including STMicroelectronics S.r.l. and the Consortium for Research on Microelectronics in Southern Italy. His involvement in cutting-edge projects has solidified his reputation as a leading inventor in the technology sector.

Collaborations

Coffa has worked alongside esteemed colleagues such as Maria Fortuna Bevilacqua and Ferruccio Frisina. These collaborations have enhanced his ability to innovate, bringing diverse perspectives and expertise to his projects.

Conclusion

Salvatore Coffa’s contributions to oscillator circuit technology stand as a testament to his inventive spirit and commitment to advancing the field of microelectronics. With 31 patents to his name, his work continues to influence and inspire future innovations in the industry.

Profile summary based on public USPTO records.
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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