Akio Ozawa

This inventor holds 11 USPTO granted patents. Top assignees: Pioneer Electronic Corporation, Tomy Company, Ltd.. Active years: 1978-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akio Ozawa. Retrieved from https://idiyas.com/inventor/akio-ozawa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 11

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 7

Forward Citations = 100(Granted Patents)

Location History:

Tokyo, JA (1978)
Tokyo, JP (1978 - 1998)
Kawagoe, JP (1999)

Company Filing History:

9 out of 2,861

Pioneer Electronic Corporation

Years Active: 1978-1999

Loading Chart...

11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5886506 - Power supply circuit (1999-03-23),

2. 5825248 - Low power consuming balanced transformer less amplifier device (1998-10-20),

3. 5173072 - Travelling toy vehicle with simulated startup vibration (1992-12-22),

4. D317472 - Voice changing amusement microphone (1991-06-11),

5. 4540951 - Amplifier circuit (1985-09-10),

6. 4433305 - Amplifier circuit (1984-02-21),

7. 4356455 - Amplifier (1982-10-26),

8. 4198578 - Transistor switching circuits with shortened response times (1980-04-15),

9. 4180750 - Transistor switching circuit with shortened response time (1979-12-25),

10. 4127743 - Muting circuit for loudspeaker (1978-11-28),

11. 4092693 - Temperature sensing protection circuit for IC power chip having thermal (1978-05-30),

Title: Akio Ozawa: Innovator in Power Amplification Technology

Introduction

Akio Ozawa is a prominent inventor based in Tokyo, Japan, known for his contributions to power amplification technology. With a total of 11 patents to his name, he has made significant advancements in the field of audio power amplifiers and related devices.

Latest Patents

Among his latest inventions is a power supply circuit designed for audio power amplifiers. This innovative circuit includes a first coil connected to a DC voltage source and a second coil linked to a diode, allowing for efficient energy management. Another notable invention is a low power consuming balanced transformer-less amplifier device. This device features a BTL amplifier with high efficiency, utilizing operational amplifiers and a differential feedback circuit to optimize performance.

Career Highlights

Throughout his career, Akio Ozawa has worked with notable companies such as Pioneer Electronic Corporation and Tomy Company, Ltd. His experience in these organizations has contributed to his expertise in developing cutting-edge audio technologies.

Collaborations

He has collaborated with talented individuals in the industry, including Susumu Sueyoshi and Kikuo Ishikawa. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Akio Ozawa's work in power amplification technology showcases his dedication to innovation and excellence. His patents reflect a commitment to enhancing audio performance and efficiency in electronic devices.

Profile summary based on public USPTO records.

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]