P

Inventor

KOBAYASHI MASAHARU

JP95 patents
⚠️ This page may combine multiple inventors who share the name “KOBAYASHI MASAHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

24 patents
US4682332AJul 21, 1987

Method and apparatus for recording digital signals

HITACHI LTD85 citations96
US4758907AJul 19, 1988

Method and apparatus for recording and/or reproducing PCM signals

HITACHI LTD28 citations93
US4758902AJul 19, 1988

PCM signal recording and reproducing apparatus including simultaneous error detection/correction

HITACHI LTD25 citations93
US4716567ADec 29, 1987

Method of transmitting digital data in which error detection codes are dispersed using alternate delay times

HITACHI LTD41 citations93
US4646170AFeb 24, 1987

Method and apparatus for recording and reproducing a digital signal with a stationary head

HITACHI LTD28 citations93
US4646301AFeb 24, 1987

Decoding method and system for doubly-encoded Reed-Solomon codes

HITACHI LTD46 citations93
US4685004AAug 4, 1987

Rotary head type PCM recording and reproduction method and system

HITACHI LTD28 citations92
US4677622AJun 30, 1987

Error correction method and system

HITACHI LTD33 citations92
US4617599AOct 14, 1986

PCM signal recording/reproducing apparatus

HITACHI LTD33 citations92
US4562549ADec 31, 1985

Digital player using a pulse width detector

HITACHI LTD34 citations92
US4905104AFeb 27, 1990

Rotary head type digital signal recording and/or reproducing apparatus for recording and/or reproducing with a variable speed

HITACHI LTD26 citations91
US4649542AMar 10, 1987

Digital signal transmission method providing high error correction capability

HITACHI LTD21 citations82
US4622600ANov 11, 1986

Rotary-head type PCM data recording/reproducing method and apparatus with a redundancy-reduced control data format

HITACHI LTD25 citations82
US4590524AMay 20, 1986

Multitrack PCM reproducing apparatus

HITACHI LTD22 citations82
US4758903AJul 19, 1988

Apparatus for recording and reproducing video signal and digital signal other than video signal

HITACHI LTD22 citations81
US3934094AJan 20, 1976

Frequency band converter

HITACHI LTD21 citations78
US4937686AJun 26, 1990

Method and apparatus for PCM recording and reproducing an audio signal having an asynchronous relation between the sampling frequency for the audio signal and the rotation frequency of a rotary head scanner

HITACHI LTD17 citations74
US4928185AMay 22, 1990

Rotary head type recording/reproducing method and apparatus for recording and reproducing a digital audio signal

HITACHI LTD9 citations74
US4823207AApr 18, 1989

PCM recording and playback with variable read and write speeds

HITACHI LTD15 citations74
US4704640ANov 3, 1987

Method and apparatus for recording PCM signal

HITACHI LTD11 citations74
US4670796AJun 2, 1987

Rotary head type PCM recorder

HITACHI LTD18 citations74
US4614934ASep 30, 1986

Digital-to-analog converter device for processing PCM signals of different sampling frequencies

HITACHI LTD15 citations74
US4570153AFeb 11, 1986

Signal conversion apparatus for use in PCM signal processing system

HITACHI LTD15 citations74
US4238770ADec 9, 1980

Vertical synchronizing signal detector circuit

HITACHI LTD19 citations74

IBM

11 patents

TOMOEGAWA PAPER CO LTD

6 patents

SONY CORP

3 patents

NEC CORP

2 patents

FUJITSU LTD

2 patents

SMC CORP

1 patent

TORAY INDUSTRIES

1 patent

Showing the top 50 of 95 patents by PatentIndex Score.