Inventor
Chie Fukuda
Inventor
Yokohama, JP
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus25%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light25%
B82YSpecific uses or applications of nanostructures10%
C03BManufacture, shaping, or supplementary processes8%
C03CChemical composition of glasses, glazes or vitreous enamels8%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%
H04BTransmission5%
B27DWorking veneer or plywood3%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges3%
G06FElectric digital data processing3%
PatentTitleYear
9,098,728'Viewing apparatus and computer-readable medium'20159,065,251'Wavelength monitor, wavelength lockable laser diode and method for locking emission wavelength of laser diode'20159,046,703'Optical modulator module and semiconductor optical modulator'20158,737,446'Semiconductor laser'20148,705,901'Method for making polarization rotator and the polarization rotator made thereby'20148,649,410'Semiconductor laser and method for manufacturing the same'20148,488,637'Semiconductor laser'20138,384,980'Semiconductor optical modulation device, Mach-Zehnder interferometer type semiconductor optical modulator, and method for producing semiconductor optical modulation device'20138,155,161'Semiconductor laser'20128,149,889'Semiconductor laser device'20128,005,123'Wavelength tunable laser'20117,995,635'Semiconductor laser'20117,596,162'Method for forming a coating film on a facet of a semiconductor laser diode'20097,228,045'Optical waveguide device and method of manufacturing same'20077,181,119'Optically amplifying waveguide, optical amplifier module, and optical communication system'20077,127,135'Optical device with lightwave circuit element'20067,110,639'Lightwave circuit device'20067,092,607'Optical waveguide device, and method of manufacturing optical waveguide device'20065,746,801'Process of producing fluoride glass'19985,740,297'Dispersion-compensating fiber and method of fabricating the same'19985,581,647'Method of fabricating dispersion compensation fiber'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2015Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (20)· patent assignee history
1996–2015Based in Yokohama, JP· patent location history
2007Based in Kanagawa, JP· patent location history
2012–2015Patents assigned to FUKUDA CHIE (8)· patent assignee history
2014Patents assigned to KATO TAKASHI (1)· patent assignee history
2015Patents assigned to CASIO COMPUTER CO LTD (1)· patent assignee history
2015Patents assigned to KISHIGAMI YASUO (1)· patent assignee history
2015Based in Tokyo, JP· patent location history
2015Based in Kamakura, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO ELECTRIC INDUSTRIES | 20 | 1996–2015 |
| FUKUDA CHIEself | 8 | 2012–2015 |
| CASIO COMPUTER CO LTD | 1 | 2015 |
| KATO TAKASHI | 1 | 2014 |
| KISHIGAMI YASUO | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 18 | 1996–2015 |
| Tokyo, JP | 1 | 2015 |
| Kamakura, JP | 1 | 2015 |
| Kanagawa, JP | 1 | 2007 |