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

Keita Sakakibara

DC Dainichiseika Color & Chemicals Mfg. Co.: 1 patents #2 of 18Top 15%
KU Kyoto University: 1 patents #15 of 87Top 20%
Ricoh Company: 1 patents #173 of 689Top 30%
Overall (2025): #109,569 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12264217 Surface treatment film, manufacturing method therefor, and article Hiroyuki Shimanaka, Yoichi Tagi, Hiromasa Sato, Miho Tanishima, Yoshinobu Tsujii 2025-04-01
12227383 Sheet processing apparatus and image forming system incorporating the sheet processing apparatus Yuji Miyachi, Tsubasa Hashimoto 2025-02-18