For the Inventor, By the Inventor

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Daito-shi, Japan

Sanyo Technosound Co., Ltd.

USPTO Granted Patents = 14

Forward Citations = 55

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19 inventors (with patents filed for the assignee):

Hideharu Toda (2 out of 3 patents)

Tsutomu Sasaki (2 out of 2 patents)

Masanao Yoshida (2 out of 13 patents)

4. Shoji Arikuma (2 out of 2 patents)

5. Yasuo Yanase (2 out of 4 patents)

6. Katsuyuki Matsumoto (2 out of 5 patents)

7. Toshiyuki Watanabe (1 out of 21 patents)

8. Masahiro Moriyama (1 out of 13 patents)

9. Hitoshi Miyamoto (1 out of 17 patents)

10. Yoshimasa Ono (1 out of 4 patents)

11. Toyohiro Hashimoto (1 out of 1 patent)

12. Haruyuki Shimizu (1 out of 1 patent)

13. Yasushi Obata (1 out of 9 patents)

14. Toshihiro Waguri (1 out of 3 patents)

15. Yoichi Fukami (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 7640393 - Signal reproducing device (2009-12-29),

2. 7623418 - Reproducing apparatus having an opening operation (2009-11-24),

3. 7574273 - Audio recording device (2009-08-11),

4. 7246196 - Data recording device and method to continuously write data across memories without data omission (2007-07-17),

5. 7221625 - Multi-channel acoustic apparatus with DVD reproduction function (2007-05-22),

6. 7194588 - Method for reproducing digital information and digital information recording or reproducing device (2007-03-20),

7. 7130435 - Component selection control system (2006-10-31),

8. 7120918 - Disk recording and playback device in which the disk is held vertically in the device (2006-10-10),

9. 7103268 - Optical disk reproducer (2006-09-05),

10. 7076789 - Disk recording or playback device having a retractable tray with a positioning mechanism for preventing a slider from inadvertently moving laterally (2006-07-11),

11. 6922314 - Disk recording or reproducing device with pickup inclination adjusting mechanism (2005-07-26),

12. 6904532 - Portable electronic device (2005-06-07),

13. 6904488 - Portable electronic device comprising common serial bus connector (2005-06-07),

14. 6868296 - Audio component system (2005-03-15),

Sanyo Technosound Co., Ltd. is a global leader in audio technology solutions. With a focus on research, development, and manufacturing, the company offers a wide range of high-quality audio products for various industries. Whether it is professional audio equipment, consumer electronics, or automotive sound systems, Sanyo Technosound strives to deliver innovative and immersive audio experiences. Through continuous innovation and strong partnerships, the company has established itself as a trusted provider of cutting-edge audio solutions worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

14 Patents

#1 in Daito-shi

#3,488 in Japan

#40,961 in the World

Daito-shi, Japan

Sanyo Technosound Co., Ltd.

Forward Citations = 55

19 inventors:

Hideharu Toda (2 out of 3 patents)

Tsutomu Sasaki (2 out of 2 patents)

Masanao Yoshida (2 out of 13 patents)

4. Shoji Arikuma (2 out of 2 patents)

5. Yasuo Yanase (2 out of 4 patents)

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