HU

Hidenao Ubukata

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
Overall (All Time): #1,424,904 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D972615 Camera Toshihiko Kawa 2022-12-13
8498912 Charge managing system, image forming apparatus, charge managing server, and image forming method Midori Murayama, Chikara Kishi, Minoru Saito, Minoru Sakai, Naoki Wakasugi +7 more 2013-07-30
8156020 Charge managing system, image forming apparatus, charge managing server, and image forming method Midori Murayama, Chikara Kishi, Minoru Saito, Minoru Sakai, Naoki Wakasugi +7 more 2012-04-10