Ama
Japan
11
2026-01-08
The entities that hold a legal rights for patent applications filed by inventor SUMIDA Junya:
Junya SUMIDA from Ama, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
DEVELOPING CARTRIDGE
#2 | 2026-01-08DEVELOPING CARTRIDGE
#3 | 2025-04-10DEVELOPING CARTRIDGE INCLUDING MOVABLE PLATE FOR MOVING HOLDER HOLDING ELECTRICAL CONTACT SURFACE
#4 | 2024-04-04Process cartridge including developing cartridge having developing holder, and drum cartridge having elastic member that can be connected to developing holder
#5 | 2024-03-28Process cartridge including drum cartridge having first holder, developing cartridge having second holder, and plate for connecting first holder and second holder to each other
#6 | 2024-03-28IMAGE FORMING APPARATUS INCLUDING DETACHABLE PROCESS CARTRIDGE HAVING HANDLE ON DEVELOPING UNIT
#7 | 2023-11-23Developing cartridge including movable plate for moving holder holding electrical contact surface
#8 | 2022-10-06Developing cartridge including movable plate for moving holder holding electrical contact surface
#9 | 2021-09-30Image forming apparatus which switches from color to monochrome mode with charging and developing bias reduction
#10 | 2021-09-23Image forming apparatus with developing roller separation processing
#11 | 2016-10-06Image forming apparatus having photosensitive members and blades in contact with respective photosensitive members
5539820 ⎘