Forward Citations = 83

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9 inventors (with patents filed for the assignee):

Kunihiro Yamanaka (1 out of 14 patents)

Nobutomo Tanaka (1 out of 1 patent)

Eiichi Kamino (1 out of 1 patent)

4. Shuichi Takahashi (1 out of 11 patents)

5. Masanao Horiki (1 out of 1 patent)

6. Mineo Sato (1 out of 2 patents)

7. Yukio Suzuki (1 out of 1 patent)

8. Ryosuke Minakata (1 out of 1 patent)

9. Ikuo Saito (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 7070284 - Projector apparatus (2006-07-04),

2. D349496 - CD player (1994-08-09),

3. 4922546 - Radio audio/facsimile communication device (1990-05-01),

4. 4613044 - Compact disc case (1986-09-23),

Company Overview

Marantz Japan, Inc. is a leading manufacturer of high-end audio equipment, including amplifiers, receivers, and speakers. With a rich history spanning over 60 years, they are known for their exceptional sound quality and innovative designs. Marantz Japan, Inc. is committed to providing customers with premium audio products that deliver an immersive listening experience.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#266 in Kanagawa

#7,588 in Japan

Kanagawa, Japan

Marantz Japan, Inc.

Forward Citations = 83

9 inventors:

Kunihiro Yamanaka (1 out of 14 patents)

Nobutomo Tanaka (1 out of 1 patent)

Eiichi Kamino (1 out of 1 patent)

4. Shuichi Takahashi (1 out of 11 patents)

5. Masanao Horiki (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Marantz Japan, Inc.. Retrieved from https://idiyas.com/company/marantz-japan

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]