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Aiwa Co., Ltd.

USPTO Granted Patents = 55

Trademarks = 1

Forward Citations = 680

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65 inventors (with patents filed for the assignee):

Stephen G Jordan (5 out of 6 patents)

Haruo Saito (4 out of 4 patents)

Satoshi Ishii (4 out of 4 patents)

4. Arun Malhotra (3 out of 18 patents)

5. Akira Ootake (3 out of 3 patents)

6. Teru Saitou (3 out of 3 patents)

7. Naofumi Adachi (3 out of 3 patents)

8. Yoshihito Takeshima (3 out of 3 patents)

9. Ryouji Terada (3 out of 3 patents)

10. Takumi Usui (3 out of 3 patents)

11. Takao Mogi (3 out of 3 patents)

12. Hiroyuki Hashimoto (3 out of 3 patents)

13. Morio Nakayama (3 out of 3 patents)

14. Kuniaki Edo (3 out of 3 patents)

15. Hiroyuki Watanabe (2 out of 66 patents)

Core Competencies:

Magnetic Storage

Data Recording

Optical Pickup

Chemical-Mechanical Etching

Thin Film Magnetic Head

Audio Reproducing

Video Camera

Loudspeaker Unit

Portable Terminal Equipment

Adaptive Power Recovery

Data Storage System

Peak Detection Circuit

55 patents: Sort by Forward Citations

1. 6633443 - Peak shift correction circuit and magnetic storage medium playback apparatus (2003-10-14),

2. 6631111 - Recording and reproducing apparatus provided with teletext recording capability (2003-10-07),

3. 6562251 - Chemical-mechanical contouring (CMC) method for forming a contoured surface using a stair-step etch (2003-05-13),

4. 6549508 - Turntable and disk driving device (2003-04-15),

5. 6529449 - Magneto-optical head involving solid immersion lens with two-layer heat-dispersive coil (2003-03-04),

6. 6442121 - Optical pickup dust-proofing structure (2002-08-27),

7. 6430701 - Data recording and reproducing method and apparatus using plurality of data recording and reproducing units, and computer-readable recording medium (2002-08-06),

8. 6417989 - Multiple-gap magnetic thin-film head with improved read/write coil arrangement (2002-07-09),

9. 6417109 - Chemical-mechanical etch (CME) method for patterned etching of a substrate surface (2002-07-09),

10. 6411808 - Portable terminal equipment (2002-06-25),

11. 6341108 - Audio reproducing device (2002-01-22),

12. 6324397 - Portable terminal equipment (2001-11-27),

13. 6236869 - Portable terminal equipment (2001-05-22),

14. 6227477 - Data storage cassette and data recording and reproducing device (2001-05-08),

15. 6172834 - System and method for adjusting the speed of tape (2001-01-09),

Aiwa Co., Ltd. is a Japanese electronics company that specializes in manufacturing and selling audio equipment. Established in 1951, Aiwa has been a pioneer in the industry, known for their innovative audio technologies and high-quality products. With a commitment to delivering superior sound efficiency, they offer a wide range of audio devices including speakers, headphones, sound systems, and portable music players. Aiwa Co., Ltd. aims to provide customers with enhanced audio experiences, combining cutting-edge technology with user-friendly design.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

55 Patents

#667 in Tokyo

#1,582 in Japan

#12,578 in the World

Aiwa Co., Ltd.

Forward Citations = 680

65 inventors:

Stephen G Jordan (5 out of 6 patents)

Haruo Saito (4 out of 4 patents)

Satoshi Ishii (4 out of 4 patents)

4. Arun Malhotra (3 out of 18 patents)

5. Akira Ootake (3 out of 3 patents)

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