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General Research of Electronics, Inc.

USPTO Granted Patents = 102

Trademarks = 1

Forward Citations = 886

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21 inventors (with patents filed for the assignee):

Kazuyoshi Imazeki (54 out of 54 patents)

Kazuo Kawai (33 out of 37 patents)

Nobuaki Yokoyama (14 out of 16 patents)

4. Koichi Kazami (6 out of 6 patents)

5. Masao Nakano (4 out of 66 patents)

6. Toshiyuki Tanaka (4 out of 76 patents)

7. Yasuo Nagazumi (3 out of 19 patents)

8. Kiyoshi Wakui (2 out of 2 patents)

9. Sadanori Shitara (2 out of 2 patents)

10. Wayne Gilbert (2 out of 2 patents)

11. Fumio Hayashibara (2 out of 2 patents)

12. Masaki Hiratsuka (1 out of 4 patents)

13. N Craig Brown (1 out of 1 patent)

14. Nobuharu Tomita (1 out of 1 patent)

15. Nakano Masao (1 out of 1 patent)

Core Competencies:

Scanner Technology

Frequency Scanning Receiver

FSK Demodulation

Negative Impedance Converter

Tuning Circuit

Active Filter

Signal Processing

Radio Receiver

Programmable Scanner

AFC Circuit

Biquad Notch Filter

Character Input Method

102 patents: Sort by Forward Citations

1. 7817965 - Scanner with auxiliary non-volatile memory (2010-10-19),

2. 7587182 - Receiver input circuit (2009-09-08),

3. 7415255 - Scanning receiver (2008-08-19),

4. 7088790 - Circuit for detecting a center level of a FSK demodulated signal to correct same (2006-08-08),

5. 7005950 - Negative impedance converter (2006-02-28),

6. 6985053 - Negative resistance circuit (2006-01-10),

7. 6968165 - Frequency scanning receiver permitting quick PPL setting (2005-11-22),

8. 6954123 - Tuning circuit (2005-10-11),

9. 6933775 - Circuit for detecting and correcting central level of FSK demodulation signal (2005-08-23),

10. 6870447 - Tuning circuit (2005-03-22),

11. 6836199 - Tuning circuit (2004-12-28),

12. 6816005 - All pass filter (2004-11-09),

13. 6803812 - Active filter (2004-10-12),

14. D494974 - Scanner (2004-08-25),

15. D494973 - Scanner (2004-08-25),

General Research of Electronics, Inc. (GRE) is a leading global provider of innovative electronics solutions. With over 50 years of experience in the industry, GRE specializes in research, development, and manufacturing of cutting-edge electronic devices. Our comprehensive portfolio includes a wide range of products such as semiconductors, integrated circuits, sensors, and communication systems. We serve diverse industries including aerospace, automotive, telecommunications, and consumer electronics. As a trusted partner, we are committed to delivering high-quality, reliable, and efficient solutions that meet the ever-evolving needs of our customers.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

102 Patents

#41 in

#1,083 in Japan

#7,421 in the World

General Research of Electronics, Inc.

Forward Citations = 886

21 inventors:

Kazuyoshi Imazeki (54 out of 54 patents)

Kazuo Kawai (33 out of 37 patents)

Nobuaki Yokoyama (14 out of 16 patents)

4. Koichi Kazami (6 out of 6 patents)

5. Masao Nakano (4 out of 66 patents)

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