Relay system, transmission device, reception device, and switching method
US-12567996-B2 · Mar 3, 2026 · US
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Umeda Daisuke patents
Umeda Daisuke is listed as an inventor on 17 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Umeda Daisuke |
| Total patents | 17 |
| First publication | Jun 11, 2015 |
| Latest publication | Mar 3, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Relay system, transmission device, reception device, and switching method
US-2024154714-A1 · May 9, 2024 · US
PON system, optical network unit, optical line terminal, method of registering optical network unit, and data structure
US-11070295-B2 · Jul 20, 2021 · US
Pon system, optical network unit, optical line terminal, method of registering optical network unit, and data structure
US-2020295845-A1 · Sep 17, 2020 · US
Host board, optical receiver, optical transmitter, optical transceiver, and method of mounting optical transceiver on host board
US-10746946-B2 · Aug 18, 2020 · US
Pluggable optical module and host board
US-2020200986-A1 · Jun 25, 2020 · US
Optical transceiver and method for estimating temperature of same
US-10594403-B2 · Mar 17, 2020 · US
Optical transceiver and method for estimating temperature of same
US-2019181954-A1 · Jun 13, 2019 · US
Host board, optical receiver, optical transmitter, optical transceiver, and method of mounting optical transceiver on host board
US-2019170951-A1 · Jun 6, 2019 · US
Manufacturing method of semiconductor device
US-10103033-B2 · Oct 16, 2018 · US
Recent patents
Latest publications not already listed above.
Data receiving apparatus
US-10103814-B2 · Oct 16, 2018 · US
Manufacturing method of semiconductor device
US-2018090337-A1 · Mar 29, 2018 · US
Data receiving apparatus
US-2018041278-A1 · Feb 8, 2018 · US
Method for manufacturing semiconductor device
US-9842943-B2 · Dec 12, 2017 · US
Method for manufacturing semiconductor device
US-2017062207-A1 · Mar 2, 2017 · US
Burst signal receiving apparatus and method, PON optical line terminal, and PON system
US-9490932-B2 · Nov 8, 2016 · US
Burst signal receiving apparatus and method, pon optical line terminal, and pon system
US-2015163010-A1 · Jun 11, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Sumitomo Electric Industries | 13 |
| Renesas Electronics Corp | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04B10/272 | 6 |
| H04B10/40 | 5 |
| H10P95/064 | 4 |
| H10P95/04 | 4 |
| G02B6/4286 | 4 |