Inventor
Kunitetsu Makino
Inventor
Tokyo, JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Qprimary
H04QSelecting50%
H04JMultiplex communication33%
H04LTransmission of digital information, e.g. telegraphic communication17%
PatentTitleYear
8,045,857'Optical switching device, optical access network, optical switching method, program, and recording medium'20117,616,899'Synchronizing method in optical access network, optical switching device, center device, and remote device'20097,577,362'Optical access network method, optical access network, and optical switch for optical access network'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2011Patents assigned to NEC COMM SYSTEMS LTD (3)· patent assignee history
2009Based in Tokyo, JP· patent location history
2011Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NEC COMM SYSTEMS LTD | 3 | 2009–2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 2 | 2009 |
| Kanagawa, JP | 1 | 2011 |