Inventor · disambiguated record
Masaki Ohmura
Also filed as: OHMURA MASAKI
18 granted patents·9 pending applications·85 citations·filing 2000–2017
93Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES17OHTSUKA KENICHIRO4OHMURA MASAKI3HASHIMOTO KEN1SAITO KAZUHITO1
Top patents by PatentIndex Score
27 records- 0191US9551835B2Grin lens array, lens-mounted connector, and lens-mounted connector systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Jan 24, 2017·10 cites·16 claims
- 0289US9739948B2Lens-equipped connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Aug 22, 2017·7 cites·10 claims
- 0386US8196793B2Optical fiber cutting apparatus and optical fiber cutting methodOHMURA MASAKI·Filed 2007·Granted Jun 12, 2012·10 cites·7 claims
- 0473US7717623B2Optical connector and optical connector assembling methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2006·Granted May 18, 2010·7 cites·18 claims
- 0571US7203399B2Optical fiber and fiber grating type filter including the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted Apr 10, 2007·13 cites·4 claims
- 0670US9297963B2Optical connector ferruleSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Mar 29, 2016·2 cites·7 claims
- 0768US8480311B2Optical connector, method of attaching the optical connector to coated optical fiber, and optical connection memberOHTSUKA KENICHIRO·Filed 2008·Granted Jul 9, 2013·5 cites·21 claims
- 0866US10481346B2Optical connection member, optical connector, and optical fiber having connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Nov 19, 2019·1 cites·4 claims
- 0965US8388238B2Ferrule, and method of producing an optical waveguide connector, and optical waveguide connector which use the ferruleOHMURA MASAKI·Filed 2007·Granted Mar 5, 2013·4 cites·11 claims
- 1061US8511910B2Optical connector and method of assembling the sameOHTSUKA KENICHIRO·Filed 2008·Granted Aug 20, 2013·3 cites·5 claims
- 1159US6766080B2Optical waveguide type defraction grating device and a method of manufacturing thereofSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted Jul 20, 2004·6 cites·18 claims
- 1259US6519389B1Method of making diffraction grating device, diffraction grating device, and apparatus for making the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Feb 11, 2003·5 cites·15 claims
- 1355US8292514B2Optical connecting member and method of fitting the sameOHTSUKA KENICHIRO·Filed 2008·Granted Oct 23, 2012·2 cites·4 claims
- 1454US7680365B2Optical fiber sheet and its manufacturing methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2006·Granted Mar 16, 2010·1 cites·5 claims
- 1554US6804437B2Diffraction grating device manufacturing method, diffraction grating device manufacturing apparatus, and diffraction grating deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted Oct 12, 2004·4 cites·7 claims
- 1648US8844602B2Method of processing terminus of optical fiber and terminus processing toolSAITO KAZUHITO·Filed 2008·Granted Sep 30, 2014·4 cites·7 claims
- 1746US6842568B2Method of making diffraction grating device, diffraction grating device, and apparatus for making diffraction grating deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted Jan 11, 2005·1 cites·11 claims
- 1845US2019377137A1Method for manufacturing optical connector ferrule, optical connector ferrule, and optical fiber with connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Application pending·0 cites
- 1942US6952511B2Gain equalizer and optical amplification apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted Oct 4, 2005·0 cites·8 claims
- 2042US2003140656A1Method of making diffraction grating device, diffraction grating device, and apparatus for making the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Application pending·0 cites
- 2142US2010187276A1Optical fiber cutting device, optical fiber cutting method, and optical fiber cutting blade memberOHMURA MASAKI·Filed 2008·Application pending·0 cites
- 2241US2010247039A1Optical connector and method of assembling the sameOHTSUKA KENICHIRO·Filed 2008·Application pending·0 cites
- 2338US2007189682A1Optical componentsHASHIMOTO KEN·Filed 2004·Application pending·0 cites
- 2438US2003113065A1Optical waveguide type diffraction grating and method for manufacturing the sameFiled 2001·Application pending·0 cites
- 2536US2015247983A1Optical connector ferruleSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Application pending·0 cites
- 2636US2019196117A1Optical connector ferrule and optical connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Application pending·0 cites
- 2736US2019179087A1Optical connector ferrule and optical connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Masaki Ohmura files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →