Inventor · disambiguated record
Naotaka Miyaji
Also filed as: MIYAJI NAOTAKA
8 granted patents·463 citations·filing 1976–1985
91Inventor score
Files withVICTOR COMPANY OF JAPAN8
Top patents by PatentIndex Score
8 records- 0193US4521908APhased-array sound pickup apparatus having no unwanted response patternVICTOR COMPANY OF JAPAN·Filed 1983·Granted Jun 4, 1985·93 cites·18 claims
- 0290US4696043AMicrophone apparatus having a variable directivity patternVICTOR COMPANY OF JAPAN·Filed 1985·Granted Sep 22, 1987·79 cites·20 claims
- 0388US4559642APhased-array sound pickup apparatusVICTOR COMPANY OF JAPAN·Filed 1983·Granted Dec 17, 1985·56 cites·15 claims
- 0482US4399327AVariable directional microphone systemVICTOR COMPANY OF JAPAN·Filed 1981·Granted Aug 16, 1983·62 cites·18 claims
- 0579US4354059AVariable-directivity microphone deviceVICTOR COMPANY OF JAPAN·Filed 1980·Granted Oct 12, 1982·50 cites·7 claims
- 0679US4041256AOpen-back type headphone with a detachable attachmentVICTOR COMPANY OF JAPAN·Filed 1976·Granted Aug 9, 1977·45 cites·7 claims
- 0778US4308425AVariable-directivity microphone deviceVICTOR COMPANY OF JAPAN·Filed 1980·Granted Dec 29, 1981·65 cites·7 claims
- 0845US4412097AVariable-directivity microphone deviceVICTOR COMPANY OF JAPAN·Filed 1981·Granted Oct 25, 1983·13 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →