SK

Shigeki Kashiyama

Ricoh Company: 5 patents #3,664 of 9,818Top 40%
Overall (All Time): #973,191 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10673833 Information processing system, server device, and method for processing information Hiroki Ohzaki, Masato Nakajima, Yasuharu Fukuda 2020-06-02
10282525 Information processing system, information processing apparatus, access control method, and program Masato Nakajima, Hiroki Ohzaki, Yasuharu Fukuda 2019-05-07
9985961 Information processing system and authentication method Yasuharu Fukuda, Masato Nakajima, Hiroki Ohzaki 2018-05-29
9923889 Data processing system, data processing apparatus and log in method Masato Nakajima, Hiroki Ohzaki, Yasuharu Fukuda 2018-03-20
9754088 Information processing system, electronic device and service authorization method Hiroki Ohzaki, Masato Nakajima, Yasuharu Fukuda 2017-09-05