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Naotoshi Higashiyama

USPTO Granted Patents = 4

Average Co-Inventor Count = 2.2

ph-index = 3

Forward Citations = 21(Granted Patents)

Company Filing History:

2 out of 35,689

Nec Corporation

Nippon Electric Co., Ltd.

Pioneer Electronic Corporation

where one patent can have more than one assignee

Years Active: 1983-1993

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5225793 - Voltage-controlled oscillator system (1993-07-06),

2. 4674121 - Circuit for detecting the level of noise in FM signal for use in AM/FM (1987-06-16),

3. 4390746 - Stereo signal demodulator having an improved separation characteristic (1983-06-28),

4. 4380823 - Multi-channel signal processing circuit formed in a semiconductor (1983-04-19),

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