SS

Suguru Sangu

Ricoh Company: 2 patents #82 of 689Top 15%
Overall (2025): #83,373 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12270991 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 Masato Yoshikawa, Saori Yoshida 2025-04-08
12241731 Displacement measurement device, non-contact input apparatus, and biological micromotion measurement apparatus Yuki Abe, Toshiki Yamanaka, Ryo Saito 2025-03-04