Christoph H. KRAH

Person

Cupertino, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Touch and light sensing using integrated micro circuitry
- Patent number 12,197,665
- Issue date Jan 14, 2025
- Apple Inc.
- Christoph H. Krah
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methodology and application of sampled low noise reference voltage
- Patent number 12,159,007
- Issue date Dec 3, 2024
- Apple Inc.
- Bin Huang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Touch sensing utilizing integrated micro circuitry
- Patent number 12,080,201
- Issue date Sep 3, 2024
- Apple Inc.
- Christian M. Sauer
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Power management for touch controller
- Patent number 12,079,420
- Issue date Sep 3, 2024
- Apple Inc.
- Christoph H. Krah
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Flexible self-capacitance and mutual capacitance touch sensing syst...
- Patent number 12,014,003
- Issue date Jun 18, 2024
- Apple Inc.
- Christoph H. Krah
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method of power management for touch and display supplie...
- Patent number 12,013,741
- Issue date Jun 18, 2024
- Apple Inc.
- Du Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Noise mitigation techniques for touch screen in proximity to wirele...
- Patent number 11,972,070
- Issue date Apr 30, 2024
- Apple Inc.
- William Paul
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Balanced mutual capacitance systems and methods
- Patent number 11,941,211
- Issue date Mar 26, 2024
- Apple Inc.
- William Matthew Pender Paul
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Touch screen liquid crystal display
- Patent number 11,886,651
- Issue date Jan 30, 2024
- Apple Inc.
- Steve Porter Hotelling
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method of power management for touch and display supplie...
- Patent number 11,880,533
- Issue date Jan 23, 2024
- Apple Inc.
- Du Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Eye detection methods and devices
- Patent number 11,874,958
- Issue date Jan 16, 2024
- Apple Inc.
- Erdrin Azemi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multipoint touch surface controller
- Patent number 11,853,518
- Issue date Dec 26, 2023
- Apple Inc.
- Steven P. Hotelling
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic devices having moisture-insensitive optical touch sensors
- Patent number 11,822,747
- Issue date Nov 21, 2023
- Apple Inc.
- Mohammad Yeke Yazdandoost
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical-fingerprint detection system
- Patent number 11,823,486
- Issue date Nov 21, 2023
- Apple Inc.
- Christoph H. Krah
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic devices having moisture-insensitive optical touch sensors
- Patent number 11,816,295
- Issue date Nov 14, 2023
- Apple Inc.
- Mohammad Yeke Yazdandoost
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Touch sensing utilizing integrated micro circuitry
- Patent number 11,775,095
- Issue date Oct 3, 2023
- Apple Inc.
- Christian M. Sauer
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Touch detection using multiple simultaneous stimulation signals
- Patent number 11,775,109
- Issue date Oct 3, 2023
- Apple Inc.
- Christoph Horst Krah
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method of power management for touch and display supplie...
- Patent number 11,675,459
- Issue date Jun 13, 2023
- Apple Inc.
- Chang Yong Kang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hover detection on a touch sensor panel
- Patent number 11,662,867
- Issue date May 30, 2023
- Apple Inc.
- Christoph H. Krah
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Displays with optical edge sensors
- Patent number 11,637,153
- Issue date Apr 25, 2023
- Apple Inc.
- Christoph H. Krah
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical-fingerprint detection system
- Patent number 11,636,702
- Issue date Apr 25, 2023
- Apple Inc.
- Christoph H. Krah
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Balanced mutual capacitance systems and methods
- Patent number 11,614,839
- Issue date Mar 28, 2023
- Apple Inc.
- William Matthew Pender Paul
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Channel scan logic
- Patent number 11,592,948
- Issue date Feb 28, 2023
- Apple Inc.
- Minh-Dieu Thi Vu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Mitigation of parasitic capacitance in self capacitance touch sensing
- Patent number 11,409,353
- Issue date Aug 9, 2022
- Apple Inc.
- Shahrooz Shahparnia
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Flexible self-capacitance and mutual capacitance touch sensing syst...
- Patent number 11,353,985
- Issue date Jun 7, 2022
- Apple Inc.
- Christoph H. Krah
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic devices having moisture-insensitive optical touch sensors
- Patent number 11,353,994
- Issue date Jun 7, 2022
- Apple Inc.
- Mohammad Yeke Yazdandoost
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Common mode noise mitigation for integrated touch screens
- Patent number 11,199,933
- Issue date Dec 14, 2021
- Apple Inc.
- Christoph H. Krah
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-touch auto scanning
- Patent number 11,194,423
- Issue date Dec 7, 2021
- Apple Inc.
- Christoph H. Krah
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Touch screen liquid crystal display
- Patent number 11,175,762
- Issue date Nov 16, 2021
- Apple Inc.
- Steve Porter Hotelling
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Channel scan logic
- Patent number 11,132,097
- Issue date Sep 28, 2021
- Apple Inc.
- Minh-Dieu Thi Vu
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
EYE DETECTION METHODS AND DEVICES
- Publication number 20240134449
- Publication date Apr 25, 2024
- Apple Inc.
- Erdrin AZEMI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PHOTO-SENSING ENABLED DISPLAY FOR STYLUS DETECTION
- Publication number 20240118773
- Publication date Apr 11, 2024
- Apple Inc.
- Christoph H. KRAH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PIXELATED MUTUAL CAPACITANCE SENSING FOR WATER DETECTION
- Publication number 20240103669
- Publication date Mar 28, 2024
- Apple Inc.
- William PAUL
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Electronic Devices Having Moisture-Insensitive Optical Touch Sensors
- Publication number 20240036682
- Publication date Feb 1, 2024
- Apple Inc.
- Mohammad Yeke Yazdandoost
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TOUCH SENSING UTILIZING INTEGRATED MICRO CIRCUITRY
- Publication number 20240004491
- Publication date Jan 4, 2024
- Apple Inc.
- Christian M. SAUER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD OF POWER MANAGEMENT FOR TOUCH AND DISPLAY SUPPLIE...
- Publication number 20230280864
- Publication date Sep 7, 2023
- Apple Inc.
- Du CHEN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL-FINGERPRINT DETECTION SYSTEM
- Publication number 20230230414
- Publication date Jul 20, 2023
- Apple Inc.
- Christoph H. KRAH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
BALANCED MUTUAL CAPACITANCE SYSTEMS AND METHODS
- Publication number 20230229275
- Publication date Jul 20, 2023
- Apple Inc.
- William Matthew Pender PAUL
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Displays With Optical Edge Sensors
- Publication number 20230217781
- Publication date Jul 6, 2023
- Apple Inc.
- Christoph H. KRAH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
EYE DETECTION METHODS AND DEVICES
- Publication number 20230102507
- Publication date Mar 30, 2023
- Apple Inc.
- Erdrin AZEMI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TOUCH AND LIGHT SENSING USING INTEGRATED MICRO CIRCUITRY
- Publication number 20230094533
- Publication date Mar 30, 2023
- Apple Inc.
- Christoph H. KRAH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
FLEXIBLE SELF-CAPACITANCE AND MUTUAL CAPACITANCE TOUCH SENSING SYST...
- Publication number 20230040857
- Publication date Feb 9, 2023
- Apple Inc.
- Christoph H. KRAH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MITIGATION OF PARASITIC CAPACITANCE IN SELF CAPACITANCE TOUCH SENSING
- Publication number 20220382409
- Publication date Dec 1, 2022
- Apple Inc.
- Shahrooz SHAHPARNIA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Electronic Devices Having Moisture-Insensitive Optical Touch Sensors
- Publication number 20220276739
- Publication date Sep 1, 2022
- Apple Inc.
- Mohammad Yeke Yazdandoost
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Electronic Devices Having Moisture-Insensitive Optical Touch Sensors
- Publication number 20220276738
- Publication date Sep 1, 2022
- Apple Inc.
- Mohammad Yeke Yazdandoost
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TOUCH DETECTION USING MULTIPLE SIMULTANEOUS STIMULATION SIGNALS
- Publication number 20220083190
- Publication date Mar 17, 2022
- Apple Inc.
- Christoph Horst KRAH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
BALANCED MUTUAL CAPACITANCE SYSTEMS AND METHODS
- Publication number 20220057897
- Publication date Feb 24, 2022
- Apple Inc.
- William Matthew Pender PAUL
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TOUCH SCREEN LIQUID CRYSTAL DISPLAY
- Publication number 20220057880
- Publication date Feb 24, 2022
- Apple Inc.
- Steve Porter HOTELLING
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CHANNEL SCAN LOGIC
- Publication number 20220004284
- Publication date Jan 6, 2022
- Apple Inc.
- Minh-Dieu Thi VU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TOUCH SENSING UTILIZING INTEGRATED MICRO CIRCUITRY
- Publication number 20210357063
- Publication date Nov 18, 2021
- Apple Inc.
- Christian M. SAUER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MULTIPOINT TOUCH SURFACE CONTROLLER
- Publication number 20210240304
- Publication date Aug 5, 2021
- Apple Inc.
- Steven P. HOTELLING
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Displays With Optical Edge Sensors
- Publication number 20210098537
- Publication date Apr 1, 2021
- Apple Inc.
- Christoph H. KRAH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMMON MODE NOISE MITIGATION FOR INTEGRATED TOUCH SCREENS
- Publication number 20210064165
- Publication date Mar 4, 2021
- Apple Inc.
- Christoph H. KRAH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
FLEXIBLE SELF-CAPACITANCE AND MUTUAL CAPACITANCE TOUCH SENSING SYST...
- Publication number 20200387259
- Publication date Dec 10, 2020
- Apple Inc.
- Christoph H. KRAH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TOUCH DETECTION USING MULTIPLE SIMULTANEOUS STIMULATION SIGNALS
- Publication number 20200371637
- Publication date Nov 26, 2020
- Apple Inc.
- Christoph Horst KRAH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POWER MANAGEMENT FOR TOUCH CONTROLLER
- Publication number 20200363862
- Publication date Nov 19, 2020
- Apple Inc.
- Christoph H. KRAH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CHANNEL SCAN LOGIC
- Publication number 20200348793
- Publication date Nov 5, 2020
- Apple Inc.
- Minh-Dieu Thi VU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MULTI-TOUCH AUTO SCANNING
- Publication number 20200326813
- Publication date Oct 15, 2020
- Apple Inc.
- Christoph H. Krah
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL-FINGERPRINT DETECTION SYSTEM
- Publication number 20200210673
- Publication date Jul 2, 2020
- Apple Inc.
- Christoph H. KRAH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MULTI-DOMAIN TOUCH SENSING
- Publication number 20200103992
- Publication date Apr 2, 2020
- Apple Inc.
- Christian M. SAUER
- G06 - COMPUTING CALCULATING COUNTING

Christoph H. KRAH

Person

Patents Grantslast 30 patents

Touch and light sensing using integrated micro circuitry

Methodology and application of sampled low noise reference voltage

Touch sensing utilizing integrated micro circuitry

Power management for touch controller

Flexible self-capacitance and mutual capacitance touch sensing syst...

System and method of power management for touch and display supplie...

Noise mitigation techniques for touch screen in proximity to wirele...

Balanced mutual capacitance systems and methods

Touch screen liquid crystal display

System and method of power management for touch and display supplie...

Eye detection methods and devices

Multipoint touch surface controller

Electronic devices having moisture-insensitive optical touch sensors

Optical-fingerprint detection system

Electronic devices having moisture-insensitive optical touch sensors

Touch sensing utilizing integrated micro circuitry

Touch detection using multiple simultaneous stimulation signals

System and method of power management for touch and display supplie...

Hover detection on a touch sensor panel

Displays with optical edge sensors

Optical-fingerprint detection system

Balanced mutual capacitance systems and methods

Channel scan logic

Mitigation of parasitic capacitance in self capacitance touch sensing

Flexible self-capacitance and mutual capacitance touch sensing syst...

Electronic devices having moisture-insensitive optical touch sensors

Common mode noise mitigation for integrated touch screens

Multi-touch auto scanning

Touch screen liquid crystal display

Channel scan logic

Patents Applicationslast 30 patents

EYE DETECTION METHODS AND DEVICES

PHOTO-SENSING ENABLED DISPLAY FOR STYLUS DETECTION

PIXELATED MUTUAL CAPACITANCE SENSING FOR WATER DETECTION

Electronic Devices Having Moisture-Insensitive Optical Touch Sensors

TOUCH SENSING UTILIZING INTEGRATED MICRO CIRCUITRY

SYSTEM AND METHOD OF POWER MANAGEMENT FOR TOUCH AND DISPLAY SUPPLIE...

OPTICAL-FINGERPRINT DETECTION SYSTEM

BALANCED MUTUAL CAPACITANCE SYSTEMS AND METHODS

Displays With Optical Edge Sensors

EYE DETECTION METHODS AND DEVICES

TOUCH AND LIGHT SENSING USING INTEGRATED MICRO CIRCUITRY

FLEXIBLE SELF-CAPACITANCE AND MUTUAL CAPACITANCE TOUCH SENSING SYST...

MITIGATION OF PARASITIC CAPACITANCE IN SELF CAPACITANCE TOUCH SENSING

Electronic Devices Having Moisture-Insensitive Optical Touch Sensors

Electronic Devices Having Moisture-Insensitive Optical Touch Sensors

TOUCH DETECTION USING MULTIPLE SIMULTANEOUS STIMULATION SIGNALS

BALANCED MUTUAL CAPACITANCE SYSTEMS AND METHODS

TOUCH SCREEN LIQUID CRYSTAL DISPLAY

CHANNEL SCAN LOGIC

TOUCH SENSING UTILIZING INTEGRATED MICRO CIRCUITRY

MULTIPOINT TOUCH SURFACE CONTROLLER

Displays With Optical Edge Sensors

COMMON MODE NOISE MITIGATION FOR INTEGRATED TOUCH SCREENS

FLEXIBLE SELF-CAPACITANCE AND MUTUAL CAPACITANCE TOUCH SENSING SYST...

TOUCH DETECTION USING MULTIPLE SIMULTANEOUS STIMULATION SIGNALS

POWER MANAGEMENT FOR TOUCH CONTROLLER

CHANNEL SCAN LOGIC

MULTI-TOUCH AUTO SCANNING

OPTICAL-FINGERPRINT DETECTION SYSTEM

MULTI-DOMAIN TOUCH SENSING