Inventor · disambiguated record
Yoshifumi Masumoto
Also filed as: MASUMOTO YOSHIFUMI
8 granted patents·5 pending applications·15 citations·filing 1997–2021
78Inventor score
Top patents by PatentIndex Score
13 records- 0180US10761663B2Input deviceALPS ALPINE CO LTD·Filed 2018·Granted Sep 1, 2020·3 cites·18 claims
- 0268US10649561B2Multilayer structure, method of manufacturing multilayer structure, and image display deviceALPS ALPINE CO LTD·Filed 2019·Granted May 12, 2020·0 cites·16 claims
- 0355US10310654B2Input device having flexible circuit boardALPS ALPINE CO LTD·Filed 2017·Granted Jun 4, 2019·0 cites·7 claims
- 0454US10401993B2Multilayer structure, method of manufacturing multilayer structure, and image display deviceALPS ALPINE CO LTD·Filed 2017·Granted Sep 3, 2019·0 cites·9 claims
- 0547US11275477B2Input deviceALPS ALPINE CO LTD·Filed 2021·Granted Mar 15, 2022·0 cites·15 claims
- 0643US7277147B2Liquid crystal display driven by one driving ICALPS ELECTRIC CO LTD·Filed 2003·Granted Oct 2, 2007·2 cites·14 claims
- 0741US2006221276A1Transflective liquid crystal display panel and color liquid crystal display deviceALPS ELECTRIC CO LTD·Filed 2006·Application pending·0 cites
- 0840US2013016047A1Touch panel integrated display device and method for manufacturing the sameALPS ELECTRIC CO LTD·Filed 2012·Application pending·0 cites
- 0938US2012268914A1Input deviceMASUMOTO YOSHIFUMI·Filed 2012·Application pending·0 cites
- 1037US2003227593A1Liquid crystal display device and manufacturing method of liquid crystal display deviceALPS ELECTRIC CO LTD·Filed 2003·Application pending·0 cites
- 1135US2004017534A1Liquid crystal display device having controlled gap between substratesALPS ELECTRIC CO LTD·Filed 2003·Application pending·0 cites
- 1234US6297786B1Liquid crystal display apparatusALPS ELECTRIC CO LTD·Filed 1998·Granted Oct 2, 2001·8 cites·3 claims
- 1330US5877828ASubstrate for liquid crystal display element and method for manufacturing liquid crystal display element using the substrateALPS ELECTRIC CO LTD·Filed 1997·Granted Mar 2, 1999·2 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Yoshifumi Masumoto 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 →