For the Inventor, By the Inventor

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Simi Valley, CA, United States of America

Wangtek

USPTO Granted Patents = 18

Forward Citations = 153

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10 inventors (with patents filed for the assignee):

Jefferson H Harman (5 out of 9 patents)

Philip Bryer (3 out of 11 patents)

Hamid Baheri (3 out of 3 patents)

4. Ronald E Tollum (3 out of 4 patents)

5. Clement R Copolillo (2 out of 2 patents)

6. Phil Bryer (1 out of 1 patent)

7. Binh Vuong (1 out of 1 patent)

8. Charles D White (1 out of 1 patent)

9. Daniel L Griffith (1 out of 1 patent)

10. Peter Campbell (1 out of 1 patent)

18 patents: Sort by Forward Citations

1. 5483394 - Filtered average servo demodulator (1996-01-09),

2. 5452153 - Servo controlled magnetic head positioner (1995-09-19),

3. 5438462 - Magnetic storage devices with dynamic boost adjustment to reduce read (1995-08-01),

4. 5414722 - Selective data synchronizer (1995-05-09),

5. 5388011 - Peak detector with look ahead (1995-02-07),

6. 5386326 - Oscillating erase current circuit (1995-01-31),

7. 5384790 - Magnetic recording system with pulse qualification and error correction (1995-01-24),

8. 5383064 - Automatic closed loop adjustment of analog read signals under (1995-01-17),

9. 5371642 - Tape drive assembly with an automatic door opening/closing mechanism (1994-12-06),

10. 5371639 - Magnetic tape cartridge drive with automatic loading (1994-12-06),

11. 5331485 - Auto-loading cartridge tape drive (1994-07-19),

12. 5303095 - System and method of controlling data transfer rate in a magnetic tape (1994-04-12),

13. 5291348 - High density servo tracking (1994-03-01),

14. 5285331 - System for aligning a read head gap over a track of magnetic data (1994-02-08),

15. 5208523 - Stepper motor with vernier control mode (1993-05-04),

Wangtek is a leading provider of innovative technology solutions for businesses. With a focus on delivering high-quality products and exceptional customer service, Wangtek helps companies streamline their operations and improve efficiency. From IT infrastructure to data management, Wangtek offers a range of solutions to meet the unique needs of each client. With a track record of success and a commitment to excellence, Wangtek is the partner of choice for businesses looking to succeed in today's competitive marketplace.

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

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USPTO Data Jan 1 1976 - Dec 23 2025

18 Patents

#5 in Simi Valley, CA

#4,151 in California

#17,383 in US

#33,165 in the World

Simi Valley, CA, United States of America

Wangtek

Forward Citations = 153

10 inventors:

Jefferson H Harman (5 out of 9 patents)

Philip Bryer (3 out of 11 patents)

Hamid Baheri (3 out of 3 patents)

4. Ronald E Tollum (3 out of 4 patents)

5. Clement R Copolillo (2 out of 2 patents)

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