RM

Ryusuke Mase

Ricoh Company: 2 patents #129 of 982Top 15%
Overall (2023): #113,024 of 537,848Top 25%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11835887 Developer accommodating device with screw including screw blade as rotator, developing device, process cartridge, and image forming apparatus Yuuki Tsuchiya, Yoshihiro Fujiwara, Tomohiro Kubota, Shuntaroh Tamaki 2023-12-05
11573506 Powder container, developing device, and image forming apparatus with multiple joints to prevent leakage Yuki Oshikawa 2023-02-07