Inventor
Katsunori Imamura
Inventor
Tokyo, JP
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus59%
C03BManufacture, shaping, or supplementary processes14%
H04BTransmission11%
H04JMultiplex communication5%
G06FElectric digital data processing3%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light3%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use3%
Y02PClimate change mitigation technologies in the production or processing of goods3%
PatentTitleYear
10,908,672Information processing device equipped with operating system20219,891,378'Cascaded core multicore fiber and manufacturing method for same'20189,695,079'Production method of optical fiber preform, and production method of optical fiber'20179,692,201'Optical-fiber-bundle structure, rare-earth-doped multi-core fiber, connection structure therefor, method for exciting rare-earth-doped multi-core fibers, and multi-core-optical-fiber amplifier'20179,541,707'Method for connecting multi-core fiber, multi-core fiber, and method for manufacturing multi-core fiber'20179,121,993'Multi-core optical fiber and method of optical transmission'20159,088,364'Optical transmission system and multi-core optical fiber'20158,755,659'Optical transmission system and multi-core optical fiber'20148,737,793'Multi-core optical fiber and method of manufacturing the same'20148,532,454'Multi-core optical fiber'20138,457,462'Multi-core optical fiber'20138,425,126'Multi-core optical fiber, optical connector and method of manufacturing multi-core optical fiber'20138,335,421'Optical transmission system and multi-core optical fiber'20128,326,105'Multi-core optical fiber'20128,094,985'Multi-core holey fiber and optical transmission system'20128,041,173'Multi-core optical fiber having alignment markers'20117,773,845'Optical fiber and optical-fiber transmission line'20107,742,671'Optical fiber'20107,693,379'Holey fiber'20107,657,141'Photonic bandgap fiber'20107,613,374'Optical fiber and optical-fiber transmission line'20097,609,928'Method of connecting optical fibers'20097,492,999'Optical fiber and optical-fiber transmission line'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2018Patents assigned to FURUKAWA ELECTRIC CO LTD (22)· patent assignee history
2009–2021Based in Tokyo, JP· patent location history
2012–2013Patents assigned to IMAMURA KATSUNORI (6)· patent assignee history
2018Patents assigned to NIPPON TELEGRAPH & TELEPHONE (1)· patent assignee history
2021Patents assigned to CASIO COMPUTER CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FURUKAWA ELECTRIC CO LTD | 22 | 2009–2018 |
| IMAMURA KATSUNORIself | 6 | 2012–2013 |
| CASIO COMPUTER CO LTD | 1 | 2021 |
| NIPPON TELEGRAPH & TELEPHONE | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 23 | 2009–2021 |