Inventor
SAWAI SHUNICHIROH
JP20 patents
⚠️ This page may combine multiple inventors who share the name “SAWAI SHUNICHIROH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
17 patentsUS10946830B2Mar 16, 2021
Seatbelt control device
TOYOTA MOTOR CO LTD11 citations85
US11919522B2Mar 5, 2024
Apparatus and method for determining state
TOYOTA MOTOR CO LTD2 citations71
US11485367B2Nov 1, 2022
Driver monitoring system and driver monitoring method
TOYOTA MOTOR CO LTD2 citations71
US12526388B2Jan 13, 2026
Driver imaging device
TOYOTA MOTOR CO LTD0 citations61
USRE50760EJan 27, 2026
Driver monitoring system and driver monitoring method
TOYOTA MOTOR CO LTD0 citations60
US12559127B2Feb 24, 2026
Vehicle notification system
TOYOTA MOTOR CO LTD0 citations59
US12466315B2Nov 11, 2025
Control device, control method, and non-transitory storage medium
TOYOTA MOTOR CO LTD0 citations59
US12153731B2Nov 26, 2024
Apparatus and method for obtaining facial information
TOYOTA MOTOR CO LTD0 citations51
US11325560B2May 10, 2022
Attention calling device and attention calling system
TOYOTA MOTOR CO LTD0 citations51
US11048951B2Jun 29, 2021
Occupant state recognition apparatus
TOYOTA MOTOR CO LTD0 citations51
US12400460B2Aug 26, 2025
Monitoring device, storage medium storing computer program for monitoring, and monitoring method
TOYOTA MOTOR CO LTD0 citations50
US12029551B2Jul 9, 2024
Drowsiness sign notification system
TOYOTA MOTOR CO LTD0 citations49
US11636749B2Apr 25, 2023
Drowsiness sign notification system, drowsiness sign notification method, and drowsiness sign notification program
TOYOTA MOTOR CO LTD0 citations49
US12528495B2Jan 20, 2026
Vehicle control device and vehicle control method
TOYOTA MOTOR CO LTD0 citations48
US12466361B2Nov 11, 2025
Vehicle information processing device
TOYOTA MOTOR CO LTD0 citations48
US11807277B2Nov 7, 2023
Driving assistance apparatus
TOYOTA MOTOR CO LTD0 citations46
US12157487B2Dec 3, 2024
Monitoring device, storage medium storing computer program for monitoring, and monitoring method
TOYOTA MOTOR CO LTD0 citations42