Inventor
SANGU SUGURU
JP13 patents
⚠️ This page may combine multiple inventors who share the name “SANGU SUGURU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANGU SUGURU
5 patentsUS11334153B2May 17, 2022
Optical device, retinal projection display, head-mounted display, and input device
SANGU SUGURU2 citations66
US10983592B2Apr 20, 2021
Eyeball-tilt position device and apparatus including same
SANGU SUGURU0 citations58
US8895910B2Nov 25, 2014
Optical element and a light detection device and an object sensing system
SANGU SUGURU1 citations49
US10180567B2Jan 15, 2019
Optical modulator element, imaging apparatus, image projecting apparatus
SANGU SUGURU0 citations48
US10110811B2Oct 23, 2018
Imaging module and imaging device
SANGU SUGURU0 citations48
YOSHIKAWA MASATO
2 patentsUS12270991B2Apr 8, 2025
Optical device, line-of-sight detection device, retinal projection display device, head-mounted display, optometric device, user-condition estimation apparatus, driver-assistance system, method of detecting degree of inclination of three-dimensional object, and line-of-sight detection method
YOSHIKAWA MASATO0 citations58
US12517581B2Jan 6, 2026
Inclination detector, line-of-sight detection device, retinal projection display device, head-mounted display device, optometric device, virtual-reality display apparatus, user-condition estimation apparatus, driver-assistance system, method of detecting degree of inclination of three-dimensional object, and method of detecting line-of-sight
YOSHIKAWA MASATO0 citations48