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Pioneer Electronic Corporation

USPTO Granted Patents = 2,861

CIPO Patents = 2

EPO Patents = 17

Forward Citations = 43,926

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1,865 inventors (with patents filed for the assignee):

Junichi Yoshio (80 out of 94 patents)

Fumio Matsui (71 out of 77 patents)

Yoshiaki Moriyama (61 out of 85 patents)

4. Takao Sawabe (55 out of 113 patents)

5. Kazuo Kuroda (55 out of 160 patents)

6. Kaoru Yamamoto (52 out of 82 patents)

7. Fumihiko Yokogawa (49 out of 52 patents)

8. Akihiro Tozaki (48 out of 68 patents)

9. Hidehiro Ishii (44 out of 58 patents)

10. Kiyofumi Chikuma (43 out of 65 patents)

11. Takanori Maeda (42 out of 90 patents)

12. Kiyoshi Tateishi (39 out of 88 patents)

13. Yuji Ikedo (38 out of 41 patents)

14. Toshiyuki Kimura (36 out of 36 patents)

15. Ryuichiro Yoshimura (35 out of 46 patents)

Core Competencies:

Super Resolution

Writable Optical Discs

Information Storage Medium

Digital Data Transmission

Audio Signal Processing

Noise Reduction Systems

Video Signal Interpolation

Light Emission Display Panels

Data Recording Medium

Information Reproduction

Rotation Control Apparatus

Surround Sound Devices

2,861 patents: Sort by Forward Citations

1. RE43056 - Super resolution information reproduction by tracking address information in normal resolution (2012-01-02),

2. RE42506 - Information record medium, apparatus for recording the same and apparatus for reproducing the same (2011-06-27),

3. 7840117 - Information recording medium, apparatus for recording the same and apparatus for reproducing the same (2010-11-23),

4. RE41735 - Writable optical disc having a plurality of chapters each having recording area, management area and partition area provided therein (2010-09-20),

5. RE41688 - Method of recording information on a writable optical disc and a system thereof (2010-09-13),

6. 7783158 - Information record medium, apparatus for recording the same and apparatus for reproducing the same (2010-08-24),

7. RE41430 - Rotation control apparatus operating with a sync signal having variable intervals (2010-07-12),

8. 7702214 - Information storage medium and apparatus for reproducing the same (2010-04-20),

9. 7561204 - Method for interpolating between scanning lines of a video signal (2009-07-14),

10. 7555202 - Digital dat recording/reproducing apparatus (2009-06-30),

11. 7548275 - Method for interpolating a video signal (2009-06-16),

12. 7398010 - Information record medium, apparatus for recording the same and apparatus for reproducing the same (2008-07-08),

13. 7386602 - Computer for a reproducing medium (2008-06-10),

14. RE40312 - Digital data transmitting method (2008-05-12),

15. 7370088 - Computer for a reproducing medium (2008-05-06),

Pioneer Electronic Corporation is a Japanese multinational corporation that specializes in digital entertainment products. Founded in 1938, the company has a rich history of delivering innovative solutions in the fields of home entertainment, car electronics, DJ equipment, and healthcare. Pioneer is known for its high-quality audio and video products, including receivers, speakers, amplifiers, Blu-ray players, and professional DJ systems. With a commitment to delivering exceptional customer experiences, Pioneer continues to push the boundaries of technology and redefine the way people enjoy digital content.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

2,861 Patents

#40 in Tokyo

#84 in Japan

#324 in the World

Pioneer Electronic Corporation

Forward Citations = 43,926

1,865 inventors:

Junichi Yoshio (80 out of 94 patents)

Fumio Matsui (71 out of 77 patents)

Yoshiaki Moriyama (61 out of 85 patents)

4. Takao Sawabe (55 out of 113 patents)

5. Kazuo Kuroda (55 out of 160 patents)

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