Inventor · disambiguated record
Ryukichi Matsuo
Also filed as: MATSUO RYUKICHI
7 granted patents·2 pending applications·119 citations·filing 1986–2019
83Inventor score
Top patents by PatentIndex Score
9 records- 0188US5645923AGas barrier laminated materialTOPPAN PRINTING CO LTD·Filed 1995·Granted Jul 8, 1997·59 cites·9 claims
- 0287US11130322B2Gas barrier laminate and method of producing the sameTOPPAN PRINTING CO LTD·Filed 2019·Granted Sep 28, 2021·2 cites·20 claims
- 0380US5589252AGas barrier laminated materialTOPPAN PRINTING CO LTD·Filed 1994·Granted Dec 31, 1996·31 cites·10 claims
- 0477US10773498B2Laminate film and packaging bagTOPPAN PRINTING CO LTD·Filed 2017·Granted Sep 15, 2020·1 cites·11 claims
- 0568US4744830AFibrous binder and a method for the preparation thereofAGENCY IND SCIENCE TECHN·Filed 1986·Granted May 17, 1988·26 cites·6 claims
- 0660US2009181244A1LaminateTOPPAN PRINTING CO LTD·Filed 2009·Application pending·0 cites
- 0753US10336044B2Laminated film and packaging bagTOPPAN PRINTING CO LTD·Filed 2017·Granted Jul 2, 2019·0 cites·21 claims
- 0836US8628638B2LaminateFUKUGAMI MIKI·Filed 2011·Granted Jan 14, 2014·0 cites·4 claims
- 0933US2015175317A1Cover material and packaging containerTOPPAN PRINTING CO LTD·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Ryukichi Matsuo 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 →