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East Greenwich, RI, United States of America

Cherry Semiconductor Corporation

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USPTO Granted Patents = 52

Forward Citations = 663

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34 inventors (with patents filed for the assignee):

Walter S Gontowski, Jr (11 out of 31 patents)

Gedaly Levin (6 out of 9 patents)

Christopher J Sanzo (6 out of 6 patents)

4. Frank J Kolanko (5 out of 5 patents)

5. George E Schuellein (5 out of 5 patents)

6. Claudio Tuozzolo (4 out of 4 patents)

7. William J Scheraga (4 out of 4 patents)

8. Timothy Alan Phillips (3 out of 33 patents)

9. Denis P Galipeau (3 out of 3 patents)

10. Arthur R Theroux (3 out of 3 patents)

11. Robert H Fugere (2 out of 5 patents)

12. Dan Agiman (2 out of 9 patents)

13. Nathan O Sokal (2 out of 4 patents)

14. John G Metro (2 out of 2 patents)

15. William E Headen, Jr (2 out of 2 patents)

Core Competencies:

Current Reference

Voltage Regulator

Hysteresis Generator

Overcurrent Protection

Programmable Delay

PWM Output

Thermal Limit Circuit

Comparator

Voltage Controlled Oscillator

Power Factor Correction

High Speed Driver

52 patents: Sort by Forward Citations

1. 6023185 - Temperature compensated current reference (2000-02-08),

2. 5955910 - Switch with programmable delay (1999-09-21),

3. 5909109 - Voltage regulator predriver circuit (1999-06-01),

4. 5903425 - Lateral PNP fast turn-off circuit (1999-05-11),

5. 5896058 - High speed totem pole FET driver circuit with differential cross (1999-04-20),

6. 5886511 - Temperature insensitive foldback network (1999-03-23),

7. 5841313 - Switch with programmable delay (1998-11-24),

8. 5838524 - Current limit circuit for inhibiting voltage overshoot (1998-11-17),

9. 5834964 - Lateral PNP fast turn-on circuit (1998-11-10),

10. 5805401 - Undervoltage lockout circuit with sleep pin (1998-09-08),

11. 5804955 - Low voltage current limit circuit with temperature insensitive foldback (1998-09-08),

12. 5798663 - Precision hysteresis generator (1998-08-25),

13. 5796280 - Thermal limit circuit with built-in hysteresis (1998-08-18),

14. 5793241 - High speed active op-amp clamp (1998-08-11),

15. 5789955 - Current slew rate limiter (1998-08-04),

Company Overview

Cherry Semiconductor Corporation, based in East Greenwich, RI, specializes in the development of advanced current regulation circuits. The company focuses on key technologies such as current references, voltage regulators, and hysteresis generators, which are essential for various electronic applications. Additionally, Cherry Semiconductor is known for its innovations in overcurrent protection, programmable delay circuits, PWM outputs, and thermal limit circuits, catering to a diverse range of industries that require reliable and efficient power management solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

52 Patents

#2 in East Greenwich, RI

#30 in Rhode Island

#6,773 in US

#13,581 in the World

East Greenwich, RI, United States of America

Cherry Semiconductor Corporation

Forward Citations = 663

34 inventors:

Walter S Gontowski, Jr (11 out of 31 patents)

Gedaly Levin (6 out of 9 patents)

Christopher J Sanzo (6 out of 6 patents)

4. Frank J Kolanko (5 out of 5 patents)

5. George E Schuellein (5 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cherry Semiconductor Corporation. Retrieved from https://idiyas.com/company/cherry-semiconductor

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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