Inventor · disambiguated record
Koki Hirayama
Also filed as: HIRAYAMA KOKI
3 granted patents·6 pending applications·59 citations·filing 1989–2016
69Inventor score
Top patents by PatentIndex Score
9 records- 0176US5221455ABipolar membrane and method for its productionTOKUYAMA SODA KK·Filed 1991·Granted Jun 22, 1993·36 cites·18 claims
- 0266US4923611ANovel anion-exchange membraneTOKUYAMA SODA KK·Filed 1989·Granted May 8, 1990·23 cites·8 claims
- 0356US9308764B2Sheet for ink-jet printingTOKUYAMA CORP·Filed 2013·Granted Apr 12, 2016·0 cites·6 claims
- 0451US2011117298A1Recording paperHIRAYAMA KOKI·Filed 2008·Application pending·0 cites
- 0551US2009233015A1Printing sheetTOKUYAMA CORP·Filed 2007·Application pending·0 cites
- 0643US2014234580A1Printing sheet and mold sheet for forming printing surface on the printing sheetFUJIMOTO TADASHI·Filed 2012·Application pending·0 cites
- 0734US2017196341A1Printed makeup product and makeup methodTOKUYAMA CORP·Filed 2015·Application pending·0 cites
- 0832US2017259558A1Method for manufacturing reproduction of paintingTOKUYAMA CORP·Filed 2015·Application pending·0 cites
- 0931US2018304618A1Printing sheet, printed article, makeup-applied printed article and method of producing makeup-applied printed articleTOKUYAMA CORP·Filed 2016·Application pending·0 cites
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