Inventor
Michiya Masuda
Inventor
Yokohama, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus43%
H01RElectrically-conductive connections21%
B24BMachines, devices, or processes for grinding or polishing7%
F16CShafts7%
H01LSemiconductor devices7%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems7%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h107%
PatentTitleYear
9,270,043'Connector'20169,214,746'Contact terminal interposed between two contact targets'20159,041,194'Pressure unit'20158,814,586'Connector'20147,226,211'Shaft for fluid dynamic bearing, fluid dynamic bearing device, and method of manufacturing the shaft'20077,031,569'Optical multi-demultiplexer'20066,898,349'Optical multi-demultiplexer'20056,707,968'Optical waveguide Y junction'20046,605,228'Method for fabricating planar optical waveguide devices'20036,361,222'Optical device and optical module provided with optical device'20025,757,995'Optical coupler'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2016Patents assigned to NHK SPRING CO LTD (11)· patent assignee history
1998–2007Based in Yokohama, JP· patent location history
2014–2015Patents assigned to MASUDA MICHIYA (3)· patent assignee history
2014–2015Patents assigned to TAKAMURA NORITOSHI (2)· patent assignee history
2014Patents assigned to ISHIKAWA SHIGEKI (1)· patent assignee history
2014–2016Based in Kanagawa, JP· patent location history
2015Patents assigned to KATO NOBUHARU (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NHK SPRING CO LTD | 11 | 1998–2016 |
| MASUDA MICHIYAself | 3 | 2014–2015 |
| TAKAMURA NORITOSHI | 2 | 2014–2015 |
| ISHIKAWA SHIGEKI | 1 | 2014 |
| KATO NOBUHARU | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 7 | 1998–2007 |
| Kanagawa, JP | 4 | 2014–2016 |