Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
YS

Yoshifumi Sudoh

Ricoh Company: 2 patents #82 of 689Top 15%
Overall (2025): #72,374 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12411343 Optical system, virtual image display device, and head-mounted display 2025-09-09
12265225 Light guide member and display device Naoki Nakamura, Masahiro Itoh, Susumu Momma, Shigenobu Hirano, Shun OKAZAKI +6 more 2025-04-01