Inventor
Masato Yamaoka
Inventor
Kashiwa, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography60%
G11BInformation storage based on relative movement between record carrier and transducer20%
H04NPictorial communication, e.g. television20%
PatentTitleYear
11,099,519Developer supply container and developer supplying system202111,092,926Developer supply container and developer supplying system202110,852,688Developer supply container and developer supplying system202010,761,474Developer supply container and developer supplying system202010,725,400Developer supply container and developer supplying system202010,088,773Developer supply kit, developer supplying device and image forming apparatus20189,720,349'Developer supply kit, developer supplying device and image forming apparatus'20177,551,220'Image recording/reproducing device with dual-operated switch depending upon orientation of the device'20096,785,462'Recording and reproducing apparatus'20046,078,456'Variable-speed playback apparatus for digital video signals'20005,930,063'Variable-speed playback apparatus for digital video signals'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2009Patents assigned to SONY CORP (4)· patent assignee history
1999–2009Based in Tokyo, JP· patent location history
2017–2021Patents assigned to CANON KK (6)· patent assignee history
2017–2021Based in Kashiwa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 6 | 2017–2021 |
| SONY CORP | 4 | 1999–2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kashiwa, JP | 7 | 2017–2021 |
| Tokyo, JP | 4 | 1999–2009 |