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

Keita Sone

Ricoh Company: 2 patents #82 of 689Top 15%
Overall (2025): #109,485 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12416888 Image forming apparatus Tomohide Takenaka, Shinya Tanaka, Masashi Tachi 2025-09-16
12189319 Image forming apparatus to perform phase matching control to match phases of image-density cycle fluctuations Tomohide Takenaka, Naoki Ohta 2025-01-07