Inventor · disambiguated record
Yohtaro Yatsuzuka
Also filed as: YATSUZUKA YOHTARO
9 granted patents·412 citations·filing 1979–1990
91Inventor score
Top patents by PatentIndex Score
9 records- 0196US5128625AAdaptive phase lock loop systemKOKUSAI DENSHIN DENWA CO LTD·Filed 1990·Granted Jul 7, 1992·165 cites·21 claims
- 0283US4341438ALight source arrangement in an optical communication systemKOKUSAI DENSHIN DENWA CO LTD·Filed 1980·Granted Jul 27, 1982·39 cites·1 claims
- 0381US4757517ASystem for transmitting voice signalKOKUSAI DENSHIN DENWA CO LTD·Filed 1987·Granted Jul 12, 1988·89 cites·2 claims
- 0474US4811396ASpeech coding systemKOKUSAI DENSHIN DENWA CO LTD·Filed 1984·Granted Mar 7, 1989·44 cites·7 claims
- 0572US4303803ADigital speech interpolation systemKOKUSAI DENSHIN DENWA CO LTD·Filed 1979·Granted Dec 1, 1981·19 cites·2 claims
- 0664US4470146AAdaptive quantizer with instantaneous error robustnessCOMMUNICATIONS SATELLITE CORP·Filed 1982·Granted Sep 4, 1984·16 cites·14 claims
- 0754US4369523ARemote control system of an optical repeaterKOKUSAI DENSHIN DENWA CO LTD·Filed 1980·Granted Jan 18, 1983·16 cites·4 claims
- 0846US4281416ALight source system in an optical transmission repeaterKOKUSAI DENSHIN DENWA CO LTD·Filed 1979·Granted Jul 28, 1981·8 cites·4 claims
- 0941US5113448ASpeech coding/decoding system with reduced quantization noiseKOKUSAI DENSHIN DENWA CO LTD·Filed 1989·Granted May 12, 1992·16 cites·13 claims
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