Inventor
KLAASSEN ERNO H
US27 patents
⚠️ This page may combine multiple inventors who share the name “KLAASSEN ERNO H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
APPLE INC
25 patentsUS10132680B1Nov 20, 2018
UV dosimetry and exposure alert
APPLE INC22 citations94
US9851298B1Dec 26, 2017
Light-based shielding detection
APPLE INC22 citations94
US11026628B1Jun 8, 2021
Systems and methods of spatial filtering for measuring electrical signals
APPLE INC23 citations91
US10772512B2Sep 15, 2020
Blood pressure monitoring using a multi-function wrist-worn device
APPLE INC13 citations84
US10512432B2Dec 24, 2019
Vital signs monitoring system
APPLE INC5 citations84
US9726922B1Aug 8, 2017
Reducing display noise in an electronic device
APPLE INC5 citations84
US11918381B2Mar 5, 2024
Vital signs monitoring system
APPLE INC1 citations73
US11375957B2Jul 5, 2022
Vital signs monitoring system
APPLE INC2 citations73
US10324032B2Jun 18, 2019
Light-based shielding detection
APPLE INC2 citations73
US11069255B2Jul 20, 2021
Fluctuating progress indicator
APPLE INC3 citations72
US10726731B2Jul 28, 2020
Breathing synchronization and monitoring
APPLE INC3 citations72
US10874313B2Dec 29, 2020
Heartrate tracking techniques
APPLE INC2 citations69
US12588825B2Mar 31, 2026
Inflatable cuffs with controllable extensibility
APPLE INC0 citations62
US12426858B2Sep 30, 2025
In-bed temperature array for menstrual cycle tracking
APPLE INC0 citations61
US12220213B2Feb 11, 2025
Blood pressure monitoring using a multi-function wrist-worn device
APPLE INC0 citations61
US12217620B2Feb 4, 2025
Fluctuating progress indicator
APPLE INC0 citations61
US11967246B2Apr 23, 2024
Fluctuating progress indicator
APPLE INC0 citations61
US11771406B2Oct 3, 2023
In-bed temperature array for menstrual cycle tracking
APPLE INC0 citations61
US11640768B2May 2, 2023
Fluctuating progress indicator
APPLE INC0 citations61
US12507951B2Dec 30, 2025
Systems and methods of spatial filtering for measuring electrical signals
APPLE INC0 citations59
US12239427B2Mar 4, 2025
Heartrate tracking techniques
APPLE INC0 citations59
US11857341B2Jan 2, 2024
Systems and methods of spatial filtering for measuring electrical signals
APPLE INC0 citations59
US11690522B2Jul 4, 2023
Heartrate tracking techniques
APPLE INC0 citations59
US10394359B2Aug 27, 2019
Reducing display noise in an electronic device
APPLE INC0 citations52
US11896136B2Feb 13, 2024
Pneumatic haptic device having actuation cells for producing a haptic output over a bed mattress
APPLE INC0 citations44