Inventor
Toshinori Koyanagi
Inventor
Kawasaki, 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 communication40%
H04BTransmission20%
H04QSelecting20%
H04JMultiplex communication13%
H04MTelephonic communication7%
PatentTitleYear
7,546,496'Packet transmission device and packet transmission method'20097,415,111'Optical network unit and optical line terminal'20087,177,326'Communication system'20076,848,053'Optical network unit and optical line terminal'20056,728,248'Optical line terminal'20046,650,841'Optical subscriber line terminal unit and a state transition control method'20036,647,210'Delay adjustment unit and method, optical network unit, and communication system'20036,611,928'Homo-code continuity proof testing device'20036,587,527'Frame synchronism processing apparatus and frame synchronism processing method'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2009Patents assigned to FUJITSU LTD (9)· patent assignee history
2003–2009Based in Kawasaki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJITSU LTD | 9 | 2003–2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 9 | 2003–2009 |