Inventor · disambiguated record
Hiroto Hanba
Also filed as: HANBA HIROTO
5 granted patents·1 citations·filing 2022–2024
61Inventor score
Technology areasB41J
Files withSEIKO EPSON CORP5
Top patents by PatentIndex Score
5 records- 0174US12508814B2Liquid container and method for reusing liquid containerSEIKO EPSON CORP·Filed 2024·Granted Dec 30, 2025·0 cites·11 claims
- 0270US11807015B2CartridgeSEIKO EPSON CORP·Filed 2022·Granted Nov 7, 2023·0 cites·8 claims
- 0355US12377658B2Cap and cartridge unitSEIKO EPSON CORP·Filed 2023·Granted Aug 5, 2025·0 cites·4 claims
- 0454USD1061705SInk cartridgeSEIKO EPSON CORP·Filed 2022·Granted Feb 11, 2025·1 cites·1 claims
- 0549US12240244B2Cartridge and printing systemSEIKO EPSON CORP·Filed 2022·Granted Mar 4, 2025·0 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Hiroto Hanba 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 →