Inventor
MAMIKO KUJIRAOKA
Inventor
JP
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication50%
G06FElectric digital data processing25%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes25%
PatentTitleYear
12,198,167Quantum cryptographic device, quantum cryptographic communication fee calculation system, and quantum cryptographic communication fee calculation method202511,764,952Application-key management system, application-key management device, application-key management method, and computer program product2023Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2023–2025Patents assigned to TOSHIBA KK (2)· patent assignee history
2023–2025Based in JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 2 | 2023–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 2 | 2023–2025 |