Inventor
Naomi Kumano
Inventor
Tokyo, JP
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus58%
H04BTransmission19%
C03BManufacture, shaping, or supplementary processes15%
C03CChemical composition of glasses, glazes or vitreous enamels4%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%
PatentTitleYear
9,783,450'Method of producing glass preform and optical fiber'20179,075,185'Hole-assisted optical fiber'20158,181,487'Optical fiber preform manufacturing method'20127,702,205'Optical fiber'20107,519,255'Optical fiber'20097,505,659'Optical fiber and optical transmission line and optical communication system including such optical fiber'20097,321,711'Optical fiber and optical transmission line and optical communication system including such optical fiber'20087,164,830'Nonlinear optical fiber and optical signal processing apparatus using the optical fiber'20077,164,832'Optical fiber and optical communication system employing the optical fiber'20077,123,803'Optical fiber and optical transmission line and optical communication system including such optical fiber'20067,085,463'Optical fiber and optical transmission line'20066,856,744'Optical fiber and optical transmission line and optical communication system including such optical fiber'20056,795,629'Optical fiber and optical communication system using this optical fiber'20046,768,848'Optical fiber and optical transmission line using the same, and optical transmission system'20046,766,087'Nonlinear dispersion-shifted optical fiber, optical signal processing apparatus using said optical fiber and wavelength converter using said optical fiber'20046,640,036'Optical fiber and optical communication system using this optical fiber'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2017Patents assigned to FURUKAWA ELECTRIC CO LTD (16)· patent assignee history
2003–2009Based in Chiyoda-ku, JP· patent location history
2004–2017Based in Tokyo, JP· patent location history
2012–2015Patents assigned to NIPPON TELEGRAPH & TELEPHONE (2)· patent assignee history
2012Patents assigned to INABA HARUMI (1)· patent assignee history
2012Patents assigned to KUMANO NAOMI (1)· patent assignee history
2012Patents assigned to KURASHIMA TOSHIO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FURUKAWA ELECTRIC CO LTD | 16 | 2003–2017 |
| NIPPON TELEGRAPH & TELEPHONE | 2 | 2012–2015 |
| INABA HARUMI | 1 | 2012 |
| KUMANO NAOMIself | 1 | 2012 |
| KURASHIMA TOSHIO | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 12 | 2004–2017 |
| Chiyoda-ku, JP | 4 | 2003–2009 |