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Inventor

Shinji Nagasawa

Inventor
Mito, JP

Overview

39→
Patents
1986–2020
Patent span
Physics
Primary field (CPC G)

Patents· 39 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus57%
F16JPistons12%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof6%
F04BPositive-displacement machines for liquids6%
G06FElectric digital data processing4%
B08BCleaning in general2%
B26DCutting2%
C03BManufacture, shaping, or supplementary processes2%
F16DCouplings for transmitting rotation2%
G01DMeasuring not specially adapted for a specific variable2%
PatentTitleYear
10,643,162Method, apparatus, and storage medium202010,042,671Non-transitory computer-readable storage medium, control device, and control method20189,658,883'Method and apparatus for controlling job schedule'20177,789,210'Sealing device'20107,753,376'Plunger seal for pump'20107,717,432'Plunger seal for pump'20107,513,506'Plunger seal for pump'20097,508,193'Encoder'20097,391,951'Optical fiber cleaver'20086,755,574'Optical connector'20046,634,800'Ferrule for optical connector'20036,425,692'Connecting structure for optical connector'20026,402,388'Optical connector'20026,312,164'Optical connector and method of and fixture for setting projection length of optical fiber'20016,290,527'Nippon telegraph and telephone corporation'20016,257,769'Optical waveguide component'20016,234,684'Optical connector and method of and setting projection length of optical fiber'20016,186,672'Optical connector'20016,089,759'Optical connector and method of and fixture for setting projection length of optical fiber'20006,086,704'Method of manufacturing an optical connector'20006,047,716'Cleaning tool for optical connectors'20006,045,271'Ferrule for optical connector and method for manufacturing optical connector using the ferrule'20006,007,257'Multiple-core optical connector and its manufacturing method'19995,963,699'Optical fiber mechanical splice'19995,960,138'Backplane connector'19995,949,937'Optical connector'19995,862,282'Optical connector plug and optical connector'19995,631,985'Optical connector wherein an arrangement plane of positioning pin holes and optical fibers is inclined with respect to an abutting direction'19975,619,605'Optical connector'19975,602,951'Ferrule for optical connector and process for making same'19975,600,747'Method of collectively connecting multiple optical connectors and aligning and positioning jig for multiple optical connectors used in the method'19975,519,800'Optical connectors capable of contacting endfaces of optical fibers directly'19965,379,361'Optical fiber connector including L-shaped positioning standard surfaces and method of manufacturing the same'19955,351,328'Optical connector with V-grooves having an oxide film'19945,315,678'Optical fiber connector'19945,214,730'Multifiber optical connector plug with low reflection and low insertion loss'19934,928,979'Sealing apparatus'19904,623,153'Radial oil seal'19864,575,104'Radial type liquid seal with bend preventing means'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2010Patents assigned to NOK CORP (7)· patent assignee history
1986–2010Based in Fukushima, JP· patent location history
1993–2003Patents assigned to NIPPON TELEGRAPH & TELEPHONE (26)· patent assignee history
1993–2008Based in Ibaraki, JP· patent location history
1994–1999Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (6)· patent assignee history
1994–2004Based in Mito, JP· patent location history
1997–2003Patents assigned to FURUKAWA ELECTRIC CO LTD (12)· patent assignee history
1999–2002Patents assigned to FUJIKURA LTD (4)· patent assignee history
1999–2003Based in Tokyo, JP· patent location history
2017–2020Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON TELEGRAPH & TELEPHONE261993–2003
FURUKAWA ELECTRIC CO LTD121997–2003
NOK CORP71986–2010
SUMITOMO ELECTRIC INDUSTRIES61994–1999
FUJIKURA LTD41999–2002
Locations
LocationPatentsSpan
Mito, JP191994–2004
Fukushima, JP81986–2010
Ibaraki, JP61993–2008
Kawasaki, JP32017–2020
Tokyo, JP31999–2003