Scale reading or illumination devices

Industry

CPC
G01D5/34715

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Parent Industries

GPHYSICS G01Measuring instruments G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS TARIFF METERING APPARATUS MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR G01D5/00Mechanical means for transferring the output of a sensing member Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting Transducers not specially adapted for a specific variable

Current Industry

G01D5/34715Scale reading or illumination devices

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Optical encoder with comparator hysteresis changed with rotating sp...
- Patent number 12,203,956
- Issue date Jan 21, 2025
- PixArt Imaging Inc.
- Chung-Min Thor
- G01 - MEASURING TESTING
Information Patent Grant
Light control circuit of optical encoder and operating method thereof
- Patent number 12,181,313
- Issue date Dec 31, 2024
- PixArt Imaging Inc.
- Kuan-Choong Shim
- G01 - MEASURING TESTING
Information Patent Grant
Optical encoder and control apparatus for receiving light that form...
- Patent number 12,163,813
- Issue date Dec 10, 2024
- Canon Kabushiki Kaisha
- Takanori Uemura
- G01 - MEASURING TESTING
Information Patent Grant
Optical encoder capable of regulating gain of index output
- Patent number 12,117,318
- Issue date Oct 15, 2024
- Chung-Min Thor
- G01 - MEASURING TESTING
Information Patent Grant
Cylindrical retroreflector array for rotation tracking
- Patent number 12,104,934
- Issue date Oct 1, 2024
- Apple Inc.
- Xin Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Encoder including moving plate, irradiator, light receiver and dete...
- Patent number 12,078,517
- Issue date Sep 3, 2024
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Masaru Shiraishi
- G01 - MEASURING TESTING
Information Patent Grant
Encoder apparatus and readhead
- Patent number 12,072,216
- Issue date Aug 27, 2024
- Renishaw plc
- Jason Kempton Slack
- G01 - MEASURING TESTING
Information Patent Grant
Encoder apparatus with readhead having circuit board and a folded s...
- Patent number 12,038,310
- Issue date Jul 16, 2024
- Renishaw plc
- Josh Alexander Dyson
- G01 - MEASURING TESTING
Information Patent Grant
Encoder using rotatable plate, light source and light receiver
- Patent number 11,982,551
- Issue date May 14, 2024
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Shuichi Nagai
- G01 - MEASURING TESTING
Information Patent Grant
Optical position-measuring device for suppressing disturbing higher...
- Patent number 11,946,782
- Issue date Apr 2, 2024
- Dr. Johannes Heidenhain GmbH
- Thomas Kaelberer
- G01 - MEASURING TESTING
Information Patent Grant
Position-measuring device having four scanning units and two measur...
- Patent number 11,940,304
- Issue date Mar 26, 2024
- Dr. Johannes Heidenhain GmbH
- Josef Mitterleitner
- G01 - MEASURING TESTING
Information Patent Grant
Optical encoder with changeable comparator hysteresis and operating...
- Patent number 11,885,828
- Issue date Jan 30, 2024
- PixArt Imaging Inc.
- Chung-Min Thor
- G01 - MEASURING TESTING
Information Patent Grant
Encoder, servo motor, and servo system
- Patent number 11,860,007
- Issue date Jan 2, 2024
- Kabushiki Kaisha Yaskawa Denki
- Hiroshi Takada
- G01 - MEASURING TESTING
Information Patent Grant
Encoder unit, drive device, and robot
- Patent number 11,845,182
- Issue date Dec 19, 2023
- Seiko Epson Corporation
- Mitsuru Toyama
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Optical encoder with reduced comparators
- Patent number 11,831,320
- Issue date Nov 28, 2023
- Swee-Lin Thor
- G01 - MEASURING TESTING
Information Patent Grant
Light control circuit and frequency detector of optical encoder sys...
- Patent number 11,774,269
- Issue date Oct 3, 2023
- PixArt Imaging Inc.
- Kuan-Choong Shim
- G01 - MEASURING TESTING
Information Patent Grant
Encoder
- Patent number 11,774,270
- Issue date Oct 3, 2023
- Mitutoyo Corporation
- Norman Laman
- G01 - MEASURING TESTING
Information Patent Grant
Assembly for position measurement
- Patent number 11,733,019
- Issue date Aug 22, 2023
- DR. JOHANNES HEIDENHAIN GMBH
- Kilian Bauer
- G01 - MEASURING TESTING
Information Patent Grant
Cylindrical retroreflector array for rotation tracking
- Patent number 11,674,825
- Issue date Jun 13, 2023
- Apple Inc.
- Xin Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical encoder capable of regulating gain of index output
- Patent number 11,644,345
- Issue date May 9, 2023
- PixArt Imaging Inc.
- Chung-Min Thor
- G01 - MEASURING TESTING
Information Patent Grant
Optical position measuring device
- Patent number 11,644,348
- Issue date May 9, 2023
- DR. JOHANNES HEIDENHAIN GMBH
- Thomas Kaelberer
- G01 - MEASURING TESTING
Information Patent Grant
Position measurement encoder and method of operation
- Patent number 11,619,521
- Issue date Apr 4, 2023
- Renishaw plc
- Andrew Paul Gribble
- G01 - MEASURING TESTING
Information Patent Grant
Optical encoder with interpolation circuit
- Patent number 11,616,503
- Issue date Mar 28, 2023
- PixArt Imaging Inc.
- Swee-Lin Thor
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Reflective optical encoder comprising a hub with an adhesive surfac...
- Patent number 11,609,106
- Issue date Mar 21, 2023
- Mitsubishi Electric Corporation
- Yoshitomo Nakamura
- G01 - MEASURING TESTING
Information Patent Grant
Encoder, servo motor, and servo system
- Patent number 11,566,920
- Issue date Jan 31, 2023
- Kabushiki Kaisha Yaskawa Denki
- Hiroshi Takada
- G01 - MEASURING TESTING
Information Patent Grant
Encoder
- Patent number 11,549,828
- Issue date Jan 10, 2023
- Renishaw plc
- Finlay Jonathan Evans
- G01 - MEASURING TESTING
Information Patent Grant
Electronic device
- Patent number 11,543,270
- Issue date Jan 3, 2023
- Renishaw plc
- Jason Lee Stinchcombe
- G01 - MEASURING TESTING
Information Patent Grant
Index grating of optical encoder
- Patent number 11,402,554
- Issue date Aug 2, 2022
- Hiwin Mikrosystem Corp.
- Ting-Wei Huang
- G01 - MEASURING TESTING
Information Patent Grant
Encoder apparatus, drive apparatus, stage apparatus, and robot appa...
- Patent number 11,385,081
- Issue date Jul 12, 2022
- Nikon Corporation
- Masahiko Goto
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for improved performance in encoder systems by...
- Patent number 11,378,422
- Issue date Jul 5, 2022
- TT ELECTRONICS PLC
- James P. Cusey
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL ENCODER CAPABLE OF REGULATING GAIN OF INDEX OUTPUT
- Publication number 20240426639
- Publication date Dec 26, 2024
- PIXART IMAGING INC.
- Chung-Min THOR
- G01 - MEASURING TESTING
Information Patent Application
POSITION MEASUREMENT DEVICE
- Publication number 20240377228
- Publication date Nov 14, 2024
- RENISHAW PLC
- Jason Kempton SLACK
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL ASSEMBLY TRACKING
- Publication number 20240377647
- Publication date Nov 14, 2024
- Apple Inc.
- Matin SEADAT BEHESHTI
- G01 - MEASURING TESTING
Information Patent Application
POSITION ENCODER APPARATUS
- Publication number 20240369385
- Publication date Nov 7, 2024
- RENISHAW PLC
- Harrison Clinton FISHER
- G01 - MEASURING TESTING
Information Patent Application
PRINTING APPARATUS, CONTROL METHOD FOR PRINTING APPARATUS, AND COMP...
- Publication number 20240247957
- Publication date Jul 25, 2024
- BROTHER KOGYO KABUSHIKI KAISHA
- Masaru SOMEYA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD FOR APPLYING A MEASUREMENT SCALE TO A SURFACE OF A GUIDE CAR...
- Publication number 20240118114
- Publication date Apr 11, 2024
- Schneeberger Holding AG
- Roger INFANGER
- G01 - MEASURING TESTING
Information Patent Application
DISC SCALE MEMBER OFFSET DETERMINATION
- Publication number 20240085220
- Publication date Mar 14, 2024
- RENISHAW PLC
- James Reynolds HENSHAW
- G01 - MEASURING TESTING
Information Patent Application
LIGHT CONTROL CIRCUIT OF OPTICAL ENCODER AND OPERATING METHOD THEREOF
- Publication number 20230408304
- Publication date Dec 21, 2023
- PIXART IMAGING INC.
- Kuan-Choong SHIM
- G01 - MEASURING TESTING
Information Patent Application
ENCODER AND INFORMATION PROCESSING METHOD
- Publication number 20230375373
- Publication date Nov 23, 2023
- Panasonic Intellectual Property Management Co., Ltd.
- MASARU SHIRAISHI
- G01 - MEASURING TESTING
Information Patent Application
DRIVING APPARATUS AND LENS APPARATUS HAVING THE SAME
- Publication number 20230367094
- Publication date Nov 16, 2023
- Canon Kabushiki Kaisha
- TOSHIMUNE NAGANO
- G01 - MEASURING TESTING
Information Patent Application
METHOD FOR PRODUCING AN OPTICAL POSITION ENCODER
- Publication number 20230296412
- Publication date Sep 21, 2023
- IC-HAUS GMBH
- Monir GALLOUCH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cylindrical Retroreflector Array for Rotation Tracking
- Publication number 20230258479
- Publication date Aug 17, 2023
- Apple Inc.
- Xin Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL ENCODER CAPABLE OF REGULATING GAIN OF INDEX OUTPUT
- Publication number 20230236042
- Publication date Jul 27, 2023
- PIXART IMAGING INC.
- Chung-Min THOR
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL ENCODER WITH REDUCED COMPARATORS
- Publication number 20230208412
- Publication date Jun 29, 2023
- PIXART IMAGING INC.
- Swee-Lin THOR
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ENCODER
- Publication number 20230160725
- Publication date May 25, 2023
- Panasonic Intellectual Property Management Co., Ltd.
- Shuichi NAGAI
- G01 - MEASURING TESTING
Information Patent Application
ENCODER, SERVO MOTOR, AND SERVO SYSTEM
- Publication number 20230129497
- Publication date Apr 27, 2023
- KABUSHIKI KAISHA YASKAWA DENKI
- Hiroshi TAKADA
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL POSITION-MEASURING DEVICE
- Publication number 20230120787
- Publication date Apr 20, 2023
- Dr. Johannes Heidenhain Gmbh
- Thomas Kaelberer
- G01 - MEASURING TESTING
Information Patent Application
Cylindrical Retroreflector Array for Rotation Tracking
- Publication number 20230086536
- Publication date Mar 23, 2023
- Apple Inc.
- Xin Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ENCODER
- Publication number 20230059800
- Publication date Feb 23, 2023
- Mitutoyo Corporation
- Norman Laman
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR IMPROVED PERFORMANCE IN ENCODER SYSTEMS
- Publication number 20220404179
- Publication date Dec 22, 2022
- TT Electronics Plc
- James P. Cusey
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POSITION MEASUREMENT DEVICE
- Publication number 20220397430
- Publication date Dec 15, 2022
- RENISHAW PLC
- Jason Kempton SLACK
- G01 - MEASURING TESTING
Information Patent Application
ENCODER APPARATUS
- Publication number 20220373364
- Publication date Nov 24, 2022
- RENISHAW PLC
- Josh Alexander DYSON
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL ENCODER CAPABLE OF REGULATING GAIN OF INDEX OUTPUT
- Publication number 20220341762
- Publication date Oct 27, 2022
- PIXART IMAGING INC.
- Chung-Min THOR
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL ENCODER WITH INTERPOLATION CIRCUIT
- Publication number 20220276075
- Publication date Sep 1, 2022
- PixArt Imaging Inc.
- Swee-Lin THOR
- G01 - MEASURING TESTING
Information Patent Application
LIGHT CONTROL CIRCUIT AND FREQUENCY DETECTOR OF OPTICAL ENCODER SYS...
- Publication number 20220221312
- Publication date Jul 14, 2022
- PIXART IMAGING INC.
- Kuan-Choong SHIM
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL ENCODER
- Publication number 20220178722
- Publication date Jun 9, 2022
- Vishay Semiconductor GmbH
- Daniel BURGER
- G01 - MEASURING TESTING
Information Patent Application
INDEX GRATING OF OPTICAL ENCODER
- Publication number 20220050233
- Publication date Feb 17, 2022
- HIWIN MIKROSYSTEM CORP.
- Ting-Wei HUANG
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL ENCODER AND CONTROL APPARATUS
- Publication number 20210348954
- Publication date Nov 11, 2021
- Canon Kabushiki Kaisha
- Takanori Uemura
- G01 - MEASURING TESTING
Information Patent Application
ASSEMBLY FOR POSITION MEASUREMENT
- Publication number 20210318109
- Publication date Oct 14, 2021
- Dr. Johannes Heidenhain Gmbh
- Kilian Bauer
- G01 - MEASURING TESTING
Information Patent Application
INTERPOLATION CIRCUIT OF OPTICAL ENCODER
- Publication number 20210318146
- Publication date Oct 14, 2021
- PIXART IMAGING INC.
- Swee-Lin THOR
- H03 - BASIC ELECTRONIC CIRCUITRY

Scale reading or illumination devices

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Optical encoder with comparator hysteresis changed with rotating sp...

Light control circuit of optical encoder and operating method thereof

Optical encoder and control apparatus for receiving light that form...

Optical encoder capable of regulating gain of index output

Cylindrical retroreflector array for rotation tracking

Encoder including moving plate, irradiator, light receiver and dete...

Encoder apparatus and readhead

Encoder apparatus with readhead having circuit board and a folded s...

Encoder using rotatable plate, light source and light receiver

Optical position-measuring device for suppressing disturbing higher...

Position-measuring device having four scanning units and two measur...

Optical encoder with changeable comparator hysteresis and operating...

Encoder, servo motor, and servo system

Encoder unit, drive device, and robot

Optical encoder with reduced comparators

Light control circuit and frequency detector of optical encoder sys...

Encoder

Assembly for position measurement

Cylindrical retroreflector array for rotation tracking

Optical encoder capable of regulating gain of index output

Optical position measuring device

Position measurement encoder and method of operation

Optical encoder with interpolation circuit

Reflective optical encoder comprising a hub with an adhesive surfac...

Encoder, servo motor, and servo system

Encoder

Electronic device

Index grating of optical encoder

Encoder apparatus, drive apparatus, stage apparatus, and robot appa...

Method and apparatus for improved performance in encoder systems by...

Patents Applicationslast 30 patents

OPTICAL ENCODER CAPABLE OF REGULATING GAIN OF INDEX OUTPUT

POSITION MEASUREMENT DEVICE

OPTICAL ASSEMBLY TRACKING

POSITION ENCODER APPARATUS

PRINTING APPARATUS, CONTROL METHOD FOR PRINTING APPARATUS, AND COMP...

METHOD FOR APPLYING A MEASUREMENT SCALE TO A SURFACE OF A GUIDE CAR...

DISC SCALE MEMBER OFFSET DETERMINATION

LIGHT CONTROL CIRCUIT OF OPTICAL ENCODER AND OPERATING METHOD THEREOF

ENCODER AND INFORMATION PROCESSING METHOD

DRIVING APPARATUS AND LENS APPARATUS HAVING THE SAME

METHOD FOR PRODUCING AN OPTICAL POSITION ENCODER

Cylindrical Retroreflector Array for Rotation Tracking

OPTICAL ENCODER CAPABLE OF REGULATING GAIN OF INDEX OUTPUT

OPTICAL ENCODER WITH REDUCED COMPARATORS

ENCODER

ENCODER, SERVO MOTOR, AND SERVO SYSTEM

OPTICAL POSITION-MEASURING DEVICE

Cylindrical Retroreflector Array for Rotation Tracking

ENCODER

METHOD AND APPARATUS FOR IMPROVED PERFORMANCE IN ENCODER SYSTEMS

POSITION MEASUREMENT DEVICE

ENCODER APPARATUS

OPTICAL ENCODER CAPABLE OF REGULATING GAIN OF INDEX OUTPUT

OPTICAL ENCODER WITH INTERPOLATION CIRCUIT

LIGHT CONTROL CIRCUIT AND FREQUENCY DETECTOR OF OPTICAL ENCODER SYS...

OPTICAL ENCODER

INDEX GRATING OF OPTICAL ENCODER

OPTICAL ENCODER AND CONTROL APPARATUS

ASSEMBLY FOR POSITION MEASUREMENT

INTERPOLATION CIRCUIT OF OPTICAL ENCODER