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Naotaka Miyaji

USPTO Granted Patents = 8

Average Co-Inventor Count = 3.8

ph-index = 8

Forward Citations = 320(Granted Patents)

Location History:

Tokyo, JA (1977)
Yokohama, JP (1983)
Yamato, JP (1981 - 1987)

Company Filing History:

Victor Company of Japan, Limited

Years Active: 1977-1987

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4696043 - Microphone apparatus having a variable directivity pattern (1987-09-22),

2. 4559642 - Phased-array sound pickup apparatus (1985-12-17),

3. 4521908 - Phased-array sound pickup apparatus having no unwanted response pattern (1985-06-04),

4. 4412097 - Variable-directivity microphone device (1983-10-25),

5. 4399327 - Variable directional microphone system (1983-08-16),

6. 4354059 - Variable-directivity microphone device (1982-10-12),

7. 4308425 - Variable-directivity microphone device (1981-12-29),

8. 4041256 - Open-back type headphone with a detachable attachment (1977-08-09),

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