Inventor · disambiguated record
Hiroyuki Matsunaga
Also filed as: MATSUNAGA HIROYUKI
5 granted patents·4 pending applications·66 citations·filing 1989–2022
82Inventor score
Top patents by PatentIndex Score
9 records- 0179US7299601B2Device for exchanging a bottle closureYOSHIDA EIJI·Filed 2006·Granted Nov 27, 2007·7 cites·23 claims
- 0277US7162851B2Method for changing a stopperEIJI YOSHIDA·Filed 2005·Granted Jan 16, 2007·8 cites·19 claims
- 0371US7287670B2Device unit, and system for fluid extractionYOSHIDA EIJI·Filed 2003·Granted Oct 30, 2007·19 cites·48 claims
- 0471US7032364B2Plug replacing device and plug replacing methodYOSHIDA EIJI·Filed 2003·Granted Apr 25, 2006·12 cites·35 claims
- 0568US5083401AMethod of polishingMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jan 28, 1992·20 cites·17 claims
- 0658US2014214390A1Biological simulation method and biological simulation deviceUNIV TOKYO·Filed 2014·Application pending·0 cites
- 0758US2014214389A1Biological simulation method and biological simulation deviceUNIV TOKYO·Filed 2013·Application pending·0 cites
- 0852US2007090082A1Bottle closure deviceYOSHIDA EIJI·Filed 2006·Application pending·0 cites
- 0951US2025256718A1Travel Assistance Method and Travel Assistance DeviceNISSAN MOTOR·Filed 2022·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Hiroyuki Matsunaga 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 →