Inventor
WATANABE RYOKI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE RYOKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
17 patentsUS9910140B2Mar 6, 2018
Ultrasonic measurement apparatus, ultrasonic imaging apparatus, and ultrasonic measurement method
SEIKO EPSON CORP2 citations72
US9867594B2Jan 16, 2018
Ultrasonic measurement apparatus, ultrasonic image apparatus, and ultrasonic measurement method
SEIKO EPSON CORP3 citations72
US11579816B2Feb 14, 2023
Printing condition setting method, printing condition setting system
SEIKO EPSON CORP0 citations62
US11353607B2Jun 7, 2022
Ultrasonic sensor, electronic apparatus, and method of driving ultrasonic sensor
SEIKO EPSON CORP1 citations62
US10919323B2Feb 16, 2021
Ultrasonic sensor and electronic device
SEIKO EPSON CORP0 citations62
US10895502B2Jan 19, 2021
Media type determination device, electronic apparatus, and media type determination method
SEIKO EPSON CORP0 citations62
US11616892B2Mar 28, 2023
Printing system, print medium specifying method, and medium information providing device
SEIKO EPSON CORP0 citations51
US11566989B2Jan 31, 2023
Sonic speed measurement device and electronic apparatus
SEIKO EPSON CORP0 citations51
US11391837B2Jul 19, 2022
Ultrasonic device and ultrasonic measurement method
SEIKO EPSON CORP0 citations51
US11232597B2Jan 25, 2022
Information system and identification method
SEIKO EPSON CORP0 citations51
US11163033B2Nov 2, 2021
Ultrasonic measurement device and measurement method
SEIKO EPSON CORP0 citations51
US11774949B2Oct 3, 2023
Production system and production method
SEIKO EPSON CORP0 citations50
US11412161B2Aug 9, 2022
Image processing method, image processing device, and information system
SEIKO EPSON CORP0 citations50
US11079274B2Aug 3, 2021
Spectroscopic system
SEIKO EPSON CORP0 citations50
US11037288B2Jun 15, 2021
Visual inspection device and visual inspection method
SEIKO EPSON CORP0 citations50
US12499344B2Dec 16, 2025
Method of executing classification process using machine learning model, information processing device, and non-transitory computer-readable medium storing computer program
SEIKO EPSON CORP0 citations49
US12449350B2Oct 21, 2025
Determination method
SEIKO EPSON CORP0 citations49