KM

Keiji Makabe

Ricoh Company: 3 patents #117 of 1,326Top 9%
Overall (2021): #74,967 of 548,734Top 15%
3
Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11079700 Image forming apparatus and image forming method Tsuneyasu Nagatomo, Kohsuke Satoh, Daichi Hisakuni, Kousuke Suzuki, Shintaro Akiyama 2021-08-03
11061345 Toner, toner stored unit, developer, developer stored unit, and image forming apparatus Kohsuke Satoh, Tsuneyasu Nagatomo, Daichi Hisakuni 2021-07-13
11054757 Toner, image forming apparatus, image forming method, and process cartridge Yohichi Kitagawa, Yuka Mizoguchi, Tsuneyasu Nagatomo, Shinya Nakayama 2021-07-06