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Yamanashi, Japan

Pioneer Video Corporation

USPTO Granted Patents = 96

Forward Citations = 1,277

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123 inventors (with patents filed for the assignee):

Minemasa Ohta (10 out of 12 patents)

Satoru Nomura (8 out of 13 patents)

Takashi Okano (6 out of 30 patents)

4. Tomoyoshi Ikeya (6 out of 7 patents)

5. Haruhisa Maruyama (6 out of 9 patents)

6. Hiroyuki Ohira (6 out of 9 patents)

7. Nobuki Yamaoka (5 out of 6 patents)

8. Yutaka Murakami (5 out of 6 patents)

9. Shinichi Hanzawa (5 out of 5 patents)

10. Masahiro Nakajima (5 out of 8 patents)

11. Naoto Itoh (5 out of 7 patents)

12. Masaaki Motokawa (5 out of 7 patents)

13. Kenji Suzuki (5 out of 50 patents)

14. Toshihiko Takishita (4 out of 14 patents)

15. Satoru Fukuoka (4 out of 5 patents)

Core Competencies:

Optical Disc

Recording Medium

Digital Signal Processing

Manufacturing Method

Data Processing

Liquid Crystal Display

Video Signal

Image Compression

Optical Filter

Time Base Corrector

Shutter Mechanism

Turntable

96 patents: Sort by Forward Citations

1. 6157517 - Shutter mechanism for disk cartridge (2000-12-05),

2. 6136133 - Method of producing optical disc of bonded type (2000-10-24),

3. 6132545 - Method of producing an optical video disc (2000-10-17),

4. 6128271 - Optical recording medium (2000-10-03),

5. 6075761 - Optical recording medium having pits that are formed with respect to a (2000-06-13),

6. 6052340 - Turntable for optical recording disc recording apparatus (2000-04-18),

7. 6049132 - Multiple metallization structure for a reflection type liquid crystal (2000-04-11),

8. 6025893 - Liquid crystal display device of reflection type (2000-02-15),

9. 5990988 - Reflection liquid crystal display and a semiconductor device for the (1999-11-23),

10. 5926453 - Optical disk having first and second recording areas with wobble (1999-07-20),

11. 5901123 - Method and apparatus for recording information, including control (1999-05-04),

12. 5894299 - Drive system for a flat type display device (1999-04-13),

13. 5888900 - Method for manufacturing semiconductor device and reticle for wiring (1999-03-30),

14. 5883879 - High density optical disc configuration (1999-03-16),

15. 5859730 - Optical apparatus having a luminous flux shaping filter (1999-01-12),

Company Overview

Pioneer Video Corporation, based in Yamanashi, Japan, specializes in optical recording technology, focusing on the development and manufacturing of advanced optical discs and recording mediums. The company is dedicated to enhancing digital signal processing and data processing techniques, contributing to innovations in video signal management and image compression. With a commitment to quality and technological advancement, Pioneer Video plays a significant role in the evolution of multimedia technologies, particularly in the realm of liquid crystal displays.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

96 Patents

#5 in Yamanashi 400-0862

#1,150 in Japan

#8,050 in the World

Yamanashi, Japan

Pioneer Video Corporation

Forward Citations = 1,277

123 inventors:

Minemasa Ohta (10 out of 12 patents)

Satoru Nomura (8 out of 13 patents)

Takashi Okano (6 out of 30 patents)

4. Tomoyoshi Ikeya (6 out of 7 patents)

5. Haruhisa Maruyama (6 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pioneer Video Corporation. Retrieved from https://idiyas.com/company/pioneer-video

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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