Inventor
Takanori Maki
Inventor
Kawasaki, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Jprimary
H04JMultiplex communication43%
H04BTransmission29%
G02BOptical elements, systems or apparatus14%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light14%
PatentTitleYear
6,904,240'Optical multiplexing apparatus and optical multiplexing method'20056,868,200'Wavelength division multiplexing optical transmission apparatus'20056,118,561'Wavelength division multiplexing optical transmitter and wavelength division multiplexing-demultiplexing optical transmission-reception system'20005,581,397'Optical-fiber amplifier'19965,296,957'Optical repeater having loop-back function used in transmission system'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2005Patents assigned to FUJITSU LTD (5)· patent assignee history
1994–2005Based in Kawasaki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJITSU LTD | 5 | 1994–2005 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 5 | 1994–2005 |