using optical detecting means

Industry

CPC
G11B3/08512

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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B3/00Recording by mechanical cutting, deforming or pressing

Current Industry

G11B3/08512using optical detecting means

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Light monitoring circuit for a manual to automatic turntable conver...
- Patent number 10,607,634
- Issue date Mar 31, 2020
- Thomas G. Lavoie
- G11 - INFORMATION STORAGE
Information Patent Grant
Manual to automatic turntable player conversion
- Patent number 10,141,012
- Issue date Nov 27, 2018
- Thomas G. Lavoie
- G11 - INFORMATION STORAGE
Information Patent Grant
Pickup arm drive device
- Patent number 4,471,476
- Issue date Sep 11, 1984
- Pioneer Electronic Corporation
- Junichi Yoshio
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for playing record discs in an automatic mode and an auto...
- Patent number 4,466,086
- Issue date Aug 14, 1984
- Victor Company of Japan, Ltd.
- Tsuyoshi Ono
- G11 - INFORMATION STORAGE
Information Patent Grant
Separation band detecting circuit in an automatic program selection...
- Patent number 4,464,740
- Issue date Aug 7, 1984
- Victor Company of Japan, Ltd.
- Tsuyoshi Ono
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic record playing apparatus having a tone arm position detec...
- Patent number 4,437,181
- Issue date Mar 13, 1984
- Victor Company of Japan, Ltd.
- Yukihiro Kishima
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic eject apparatus for a self-contained record player
- Patent number 4,399,528
- Issue date Aug 16, 1983
- Sony Corporation
- Kiyoshi Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Record player program selector
- Patent number 4,398,278
- Issue date Aug 9, 1983
- Sony Corporation
- Kiyoshi Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Programmable automatic record player
- Patent number 4,361,880
- Issue date Nov 30, 1982
- Victor Company of Japan, Limited
- Masatsugu Kitamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic tone arm returning device
- Patent number 4,347,597
- Issue date Aug 31, 1982
- Katoh Electrical Machinery Co., Ltd.
- Shunkichi Hioki
- G11 - INFORMATION STORAGE
Information Patent Grant
Record disc playing apparatus with automatic cancellation of inside...
- Patent number 4,342,110
- Issue date Jul 27, 1982
- Victor Company of Japan Ltd.
- Masatsugu Kitamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for detecting groove end of record disk
- Patent number 4,339,813
- Issue date Jul 13, 1982
- Nippon Gakki Seizo Kabushiki Kaisha
- Norio Tomisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Tonearm position setting device
- Patent number 4,337,537
- Issue date Jun 29, 1982
- Pioneer Electronic Corporation
- Yoshihisa Hirota
- G11 - INFORMATION STORAGE
Information Patent Grant
Tone arm return systems for record player with eccentric spindle ho...
- Patent number 4,320,496
- Issue date Mar 16, 1982
- Pioneer Electronic Corporation
- Takashi Kikuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Pickup arm movement control system for record player
- Patent number 4,317,190
- Issue date Feb 23, 1982
- Nippon Gakki Seizo Kabushiki Kaisha
- Motoi Iyeta
- G11 - INFORMATION STORAGE
Information Patent Grant
Record player
- Patent number 4,312,061
- Issue date Jan 19, 1982
- Nippon Columbia Kabushikikaisha
- Hideaki Hayashi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Automatic record size detector
- Patent number 4,302,833
- Issue date Nov 24, 1981
- Hitachi, Ltd.
- Hiromichi Tanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Tone arm assembly
- Patent number 4,241,926
- Issue date Dec 30, 1980
- Sony Corporation
- Satoshi Kusaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic record player
- Patent number 4,230,323
- Issue date Oct 28, 1980
- Sharp Kabushiki Kaisha
- Sigeki Tsuji
- G11 - INFORMATION STORAGE
Information Patent Grant
Tone arm assembly
- Patent number 4,214,757
- Issue date Jul 29, 1980
- Sony Corporation
- Satoshi Kusaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Device for manually controlling movement of pickup arm in automatic...
- Patent number 4,202,549
- Issue date May 13, 1980
- Nippon Gakki Seizo Kabushiki Kaisha
- Atsushi Takeuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Control mechanism for lifting, lowering and swinging record player...
- Patent number 4,200,295
- Issue date Apr 29, 1980
- Pioneer Electronic Corporation
- Yuji Ikedo
- G11 - INFORMATION STORAGE
Information Patent Grant
Electrical control system for the movement of the pickup arm of a d...
- Patent number 4,184,687
- Issue date Jan 22, 1980
- Plessey Handel und Investments AG
- John P. Wren
- G11 - INFORMATION STORAGE
Information Patent Grant
Control device for controlling the movement of pickup arm of record...
- Patent number 4,171,817
- Issue date Oct 23, 1979
- Nippon Gakki Seizo Kabushiki Kaisha
- Motoi Iyeta
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatically operated record player system
- Patent number 4,134,593
- Issue date Jan 16, 1979
- Mitsubishi Denki Kabushiki Kaisha
- Katsuzo Hiramatsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic phonographs
- Patent number 3,993,315
- Issue date Nov 23, 1976
- Bang & Olufsen A/S
- Svend Hansen
- G11 - INFORMATION STORAGE
Information Patent Grant
3920249
- Patent number 3,920,249
- Issue date Nov 18, 1975
- G11 - INFORMATION STORAGE
Information Patent Grant
3689079
- Patent number 3,689,079
- Issue date Sep 5, 1972
- G11 - INFORMATION STORAGE
Information Patent Grant
3484112
- Patent number 3,484,112
- Issue date Dec 16, 1969
- G11 - INFORMATION STORAGE
Information Patent Grant
2514081
- Patent number 2,514,081
- Issue date Jul 4, 1950
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL PICKUP MODULE AND MANUFACTURING METHOD THEREOF
- Publication number 20090092031
- Publication date Apr 9, 2009
- Ki-Chang SONG
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup module and manufacturing method thereof
- Publication number 20050063279
- Publication date Mar 24, 2005
- LG Electronics Inc.
- Ki-Chang Song
- G11 - INFORMATION STORAGE

using optical detecting means

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Light monitoring circuit for a manual to automatic turntable conver...

Manual to automatic turntable player conversion

Pickup arm drive device

Apparatus for playing record discs in an automatic mode and an auto...

Separation band detecting circuit in an automatic program selection...

Automatic record playing apparatus having a tone arm position detec...

Automatic eject apparatus for a self-contained record player

Record player program selector

Programmable automatic record player

Automatic tone arm returning device

Record disc playing apparatus with automatic cancellation of inside...

Apparatus for detecting groove end of record disk

Tonearm position setting device

Tone arm return systems for record player with eccentric spindle ho...

Pickup arm movement control system for record player

Record player

Automatic record size detector

Tone arm assembly

Automatic record player

Tone arm assembly

Device for manually controlling movement of pickup arm in automatic...

Control mechanism for lifting, lowering and swinging record player...

Electrical control system for the movement of the pickup arm of a d...

Control device for controlling the movement of pickup arm of record...

Automatically operated record player system

Automatic phonographs

3920249

3689079

3484112

2514081

Patents Applicationslast 30 patents

OPTICAL PICKUP MODULE AND MANUFACTURING METHOD THEREOF

Optical pickup module and manufacturing method thereof