For the Inventor, By the Inventor

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Jersey City, NJ, United States of America

Bel Fuse, Inc.

USPTO Granted Patents = 36

CIPO Patents = 17

EPO Patents = 14

Trademarks = 15

Forward Citations = 546

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68 inventors (with patents filed for the assignee):

Elliot Bernstein (13 out of 16 patents)

John Youngfu Chen (7 out of 59 patents)

Richard D Marowsky (6 out of 18 patents)

4. Guichao Hua (4 out of 23 patents)

5. Yakov Belopolsky (3 out of 81 patents)

6. David Henry Gutter (3 out of 9 patents)

7. Robert Colantuono (3 out of 15 patents)

8. Robert Schilling (3 out of 3 patents)

9. Dennis A Bush (3 out of 3 patents)

10. Steve Contreras (2 out of 2 patents)

11. Kwok Fai Lai (2 out of 2 patents)

12. Kuok Sang Leong (2 out of 2 patents)

13. Yi Jiang (2 out of 2 patents)

14. Wai Shun Leung (2 out of 2 patents)

15. Jason A Cowburn (2 out of 2 patents)

36 patents: Sort by Forward Citations

1. 7808751 - Differential electrical surge protection within a LAN magnetics interface circuit (2010-10-05),

2. 7753717 - High speed data plug and method for assembly (2010-07-13),

3. 7717749 - Multiport RJ connector (2010-05-18),

4. 7686650 - High speed modular jack with flexible compensation circuit (2010-03-30),

5. 7568950 - High speed modular jack including multiple contact blocks and method for assembling same (2009-08-04),

6. 7311562 - Preventing damage to RJ jacks from improper plug insertion (2007-12-25),

7. 7125288 - Preventing damage to RJ jacks from improper plug insertion (2006-10-24),

8. 7123117 - LAN magnetic interface circuit (2006-10-17),

9. 7086909 - High performance, high capacitance gain, jack connector for data transmission or the like (2006-08-08),

10. 7048590 - High performance, high capacitance gain, jack connector for data transmission or the like (2006-05-23),

11. 7012817 - Converter with integrated active clamp circuit and bias circuit (2006-03-14),

12. 6980411 - Telecom circuit protection apparatus (2005-12-27),

13. 6964587 - High performance, high capacitance gain, jack connector for data transmission or the like (2005-11-15),

14. 6950305 - Overmolded device with contoured surface (2005-09-27),

15. 6879497 - Multiple output power adapter (2005-04-12),

Bel Fuse, Inc. is a leading global manufacturer of electronic components and solutions for a wide range of industries. With over 70 years of industry experience, Bel Fuse offers an extensive portfolio of products including circuit protection devices, magnetic solutions, connectors, and integrated power products. They serve various markets such as telecommunications, automotive, industrial, aerospace, and consumer electronics. Bel Fuse is committed to delivering reliable and innovative solutions to meet the evolving needs of their customers.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

36 Patents

#4 in Jersey City, NJ

#375 in New Jersey

#9,183 in US

#18,154 in the World

Jersey City, NJ, United States of America

Bel Fuse, Inc.

Forward Citations = 546

68 inventors:

Elliot Bernstein (13 out of 16 patents)

John Youngfu Chen (7 out of 59 patents)

Richard D Marowsky (6 out of 18 patents)

4. Guichao Hua (4 out of 23 patents)

5. Yakov Belopolsky (3 out of 81 patents)

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