Inventor
Shigeru Tsubota
Inventor
Tsuchiura, JP
Overview
Patents· 9 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%
B41JTypewriters14%
H04BTransmission14%
H04QSelecting7%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
10,981,383Liquid ejecting head and liquid ejecting apparatus202110,882,319Liquid ejecting apparatus202110,298,520Relay apparatus20199,819,536'Relay system and switching device'20179,794,194'Relay system and switching device'20179,590,815'Relay system and switching device'20179,525,609'Relay system and switching device'20169,525,591'Relay system and switching device'20169,300,529'Communication system and network relay device'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016–2017Patents assigned to HITACHI METALS LTD (6)· patent assignee history
2016–2019Based in Tsuchiura, JP· patent location history
2016Based in Tsuchira, JP· patent location history
2019Patents assigned to APRESIA SYSTEMS LTD (1)· patent assignee history
2021Patents assigned to SEIKO EPSON CORP (2)· patent assignee history
2021Patents assigned to SEIKO EPSON CORPOATION (1)· patent assignee history
2021Based in Azumino, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI METALS LTD | 6 | 2016–2017 |
| SEIKO EPSON CORP | 2 | 2021 |
| APRESIA SYSTEMS LTD | 1 | 2019 |
| SEIKO EPSON CORPOATION | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tsuchiura, JP | 6 | 2016–2019 |
| Azumino, JP | 2 | 2021 |
| Tsuchira, JP | 1 | 2016 |