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Masaru Moriyama

This inventor holds 8 USPTO granted patents. Top assignee: Victor Company of Japan, Limited. Active years: 1976-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaru Moriyama. Retrieved from https://idiyas.com/inventor/masaru-moriyama

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

Calculating rank

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 6

Forward Citations = 59(Granted Patents)

Location History:

Yamato, JA (1976)
Yamato, JP (1984 - 1987)
Yokosuka, JP (1996)

Company Filing History:

Victor Company of Japan, Limited

Years Active: 1976-1996

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5543973 - Magnetic field generating apparatus for generating bias magnetic field (1996-08-06),

2. 4644417 - Digital signal reproducing apparatus (1987-02-17),

3. 4616272 - Digital signal reproducing apparatus (1986-10-07),

4. 4528601 - Digital signal reproducing apparatus (1985-07-09),

5. 4498072 - A/D Converter having a self-bias circuit (1985-02-05),

6. 4495528 - Magnetic reproducing system for a digital signal (1985-01-22),

7. 4450433 - D/A Converting circuit having two D/A converters for decoding and (1984-05-22),

8. 3992590 - Matrix amplifying circuit (1976-11-16),

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]

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