% Expired Patents = 50.0

EPO Patents = 1

Forward Citations = 15

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13 inventors (with patents filed for the assignee):

Hareo Hamada (4 out of 8 patents)

Toshio Saito (2 out of 33 patents)

Tae-Jin Lee (1 out of 105 patents)

4. Akira Goto (1 out of 81 patents)

5. Kyeongok Kang (1 out of 74 patents)

6. Chieteuk Ahn (1 out of 56 patents)

7. Yoshitaka Murayama (1 out of 5 patents)

8. Dae-Young Jang (1 out of 37 patents)

9. Jin-Woong Kim (1 out of 53 patents)

10. Noriyuki Takashima (1 out of 3 patents)

11. Masaichi Akiho (1 out of 4 patents)

12. Kazuhiro Kawana (1 out of 1 patent)

13. Noriyuki Hanawa (1 out of 1 patent)

14. Noriyuki c/o Alpine Electronics Inc Takashima (0 patent)

15. Masaichi c/o Alpine Electronics Inc Akiho (0 patent)

4 patents: Sort by Forward Citations

1. 8116479 - Sound collection/reproduction method and device (2012-02-14),

2. 7920711 - Audio device and method for generating surround sound having first and second surround signal generation units (2011-04-05),

3. 7664270 - 3D audio signal processing system using rigid sphere and method thereof (2010-02-16),

4. 7650000 - Audio device and playback program for the same (2010-01-19),

Dimagic Co., Ltd. is a leading technology company specializing in innovative software solutions for businesses. With a focus on creating cutting-edge tools for data analysis and automation, Dimagic helps companies streamline their operations and improve efficiency. Their team of experienced developers and engineers work tirelessly to deliver top-quality products that meet the evolving needs of the market. Dimagic is committed to providing exceptional customer service and support to ensure clients achieve success with their software solutions.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#3,053 in Tokyo

#7,573 in Japan

Tokyo, Japan

Dimagic Co., Ltd.