Inventor
Toshio Morioka
Inventor
Yokosuka, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Jprimary
H04JMultiplex communication24%
G02BOptical elements, systems or apparatus19%
H04BTransmission19%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein14%
G01MTesting static or dynamic balance of machines or structures5%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light5%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses5%
H04LTransmission of digital information, e.g. telegraphic communication5%
H04QSelecting5%
PatentTitleYear
10,690,843Multicore fiber20208,822,895'Fiber fuse detecting apparatus'20148,811,786'Coupled system multi-core fiber, coupling mode multiplexer and demultiplexer, system for transmission using multi-core fiber and method for transmission using multi-core fiber'20148,503,847'Method of arranging cores of multi-core fiber'20137,024,122'Ultrahigh-speed clock extraction circuit'20066,023,360'Multiple-channel all-optical TDM-WDM converter and multiple-channel all-optical TDM demultiplexer'20005,923,683'Coherent white light source and optical devices therewith'19995,604,618'Optical parametric circuit and optical circuit using the same'19975,357,359'All-optical polarization independent optical time division multiplexer and demultiplexer with birefringence compensation'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2006Patents assigned to NIPPON TELEGRAPH & TELEPHONE (5)· patent assignee history
1994Based in Kanagawa, JP· patent location history
1997–2006Based in Yokosuka, JP· patent location history
2013–2014Patents assigned to MORIOKA TOSHIO (3)· patent assignee history
2013–2020Patents assigned to UNIV HOKKAIDO NAT UNIV CORP (3)· patent assignee history
2013–2014Patents assigned to KOKUBUN YASUO (2)· patent assignee history
2013–2014Patents assigned to KOSHIBA MASANORI (2)· patent assignee history
2013–2014Based in Tokyo, JP· patent location history
2014Based in Koganei, JP· patent location history
2020Based in Kongens Lyngby, DK· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON TELEGRAPH & TELEPHONE | 5 | 1994–2006 |
| MORIOKA TOSHIOself | 3 | 2013–2014 |
| UNIV HOKKAIDO NAT UNIV CORP | 3 | 2013–2020 |
| KOKUBUN YASUO | 2 | 2013–2014 |
| KOSHIBA MASANORI | 2 | 2013–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokosuka, JP | 4 | 1997–2006 |
| Tokyo, JP | 2 | 2013–2014 |
| Kongens Lyngby, DK | 1 | 2020 |
| Koganei, JP | 1 | 2014 |
| Kanagawa, JP | 1 | 1994 |