Inventor
MASAHIDE HIRAI
Inventor
JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography67%
H04NPictorial communication, e.g. television33%
PatentTitleYear
12,523,960Image forming apparatus and image forming system202612,248,269Image forming apparatus configured to determine whether or not a roller member has been replaced202511,902,475Diagnostic system for diagnosing image forming apparatus using image formed by image forming apparatus2024Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2024–2026Patents assigned to CANON KK (3)· patent assignee history
2024–2026Based in JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 3 | 2024–2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 3 | 2024–2026 |