Title:
画像形成用品
Document Type and Number:
Japanese Patent JP6840678
Kind Code:
B2
Abstract:
An imaging supply for a printer includes a container, a first memory (122) and a second memory (124) different from the first memory (122). The first memory (122) stores an indication that signed data is stored in the second memory (124) and the second memory (124) stores a digital signature to authenticate the imaging supply to a printer (100); or the first memory stores (122) an indication that unsigned data is stored in the second memory (124) and the second memory (124) stores consumables management data, or the first memory stores an indication that no data is stored in the second memory.
Inventors:
Gellan, paul
Application Number:
JP2017555552A
Publication Date:
March 10, 2021
Filing Date:
July 31, 2015
Export Citation:
Assignee:
Hewlett-Packard Development Company
Hewlett-Packard Development Company, L.P.
Hewlett-Packard Development Company, L.P.
International Classes:
G03G21/00
Domestic Patent References:
| JP200647579A |
Foreign References:
| WO2015016863A1 |
Attorney, Agent or Firm:
Satoshi Furuya
Akihiro Onishi
Kiyoharu Nishiyama
Rei Hosoi
Akihiro Onishi
Kiyoharu Nishiyama
Rei Hosoi