Inventor · disambiguated record
Yasuko Hirano
Also filed as: HIRANO YASUKO
5 granted patents·76 citations·filing 1999–2007
81Inventor score
Files withSEIKO EPSON CORP5
Top patents by PatentIndex Score
5 records- 0187US7300142B1Ink cartridge for ink-jet printing apparatusSEIKO EPSON CORP·Filed 1999·Granted Nov 27, 2007·44 cites·77 claims
- 0286US6755515B2Ink cartridge for ink-jet printing apparatusSEIKO EPSON CORP·Filed 2002·Granted Jun 29, 2004·23 cites·12 claims
- 0377US7871156B2Ink cartridge for ink-jet printing apparatusSEIKO EPSON CORP·Filed 2007·Granted Jan 18, 2011·3 cites·2 claims
- 0474US7408630B2Recorded article with anti-counterfeit measuresSEIKO EPSON CORP·Filed 2005·Granted Aug 5, 2008·2 cites·1 claims
- 0561US7601417B2Recorded matter having countermeasure against forgingSEIKO EPSON CORP·Filed 2002·Granted Oct 13, 2009·4 cites·4 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →