Shogo Kezuka

2 Patents

• US124555312025

  Image Forming Apparatus Including a Transferer That Reduces Variations in Transfer Pressure Between a Transfer Roller and Image Bearer During Opening and Closing of a Cover of the Image Forming Apparatus

  Ricoh Company, Ltd.

  0 cites
• US121818042024

  Cleanerless Image Forming Apparatus with Toner Containing 1.8% by Mass or Less an External Additive Having a Diameter of 5-50 Nanometers

  Ricoh Company, Ltd.

  0 cites