Inventor

Hiromasa Tanobe

Inventor

Atsugi, JP

Overview

6→

Patents

2007–2016

Patent span

Electricity

Primary field (CPC H)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Jprimary

H04JMultiplex communication25%

G02BOptical elements, systems or apparatus19%

H04QSelecting19%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light6%

H04BTransmission6%

H04LTransmission of digital information, e.g. telegraphic communication6%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation6%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%

Y10TTechnical subjects covered by former us classification6%

PatentTitleYear

9,306,670'Optical coupling/splitting device, two-way optical propagation device, and optical-transmit-receive system'2016 8,333,517'Semiconductor submodule, method for connecting connector and semiconductor submodule, and optical module'2012 8,157,454'Releasable locking mechanism for optical connector'2012 7,522,837'Optical communication system'2009 7,317,875'Optical communication network system, wavelength routing apparatus, communication node, optical path managing method for use in optical cross connect apparatus, and apparatus for that method'2008 7,298,974'Optical communication network system'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007–2016Patents assigned to NIPPON TELEGRAPH & TELEPHONE (6)· patent assignee history

2007–2009Based in Tokyo, JP· patent location history

2012Patents assigned to KOBAYASHI MASARU (2)· patent assignee history

2012Patents assigned to NAGASE RYO (2)· patent assignee history

2012Patents assigned to SAKAI YOSHIHISA (2)· patent assignee history

2012Patents assigned to TANOBE HIROMASA (2)· patent assignee history

2012–2016Based in Atsugi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON TELEGRAPH & TELEPHONE	6	2007–2016
KOBAYASHI MASARU	2	2012
NAGASE RYO	2	2012
SAKAI YOSHIHISA	2	2012
TANOBE HIROMASAself	2	2012

Locations

Location	Patents	Span
Atsugi, JP	3	2012–2016
Tokyo, JP	3	2007–2009