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Yoshiaki Nishizaki

Ricoh Company: 2 patents #452 of 1,810Top 25%
Overall (2017): #90,305 of 506,227Top 20%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9799929 Apparatus, apparatus authentication management system and apparatus authentication method Tsutomu Kawase, Yukiko Yamazaki, Takahisa Yamaguchi 2017-10-24
9723432 Information providing system, information terminal and information providing server, to update delivery information based on behavioral trends of plural terminals Tatsuya Fujii, Tsutomu Kawase, Yuichiro Ueda 2017-08-01