Inventor · disambiguated record
Masanori Koizumi
Also filed as: KOIZUMI MASANORI
6 granted patents·2 pending applications·7 citations·filing 2002–2024
70Inventor score
Files withSEIKO EPSON CORP8
Top patents by PatentIndex Score
8 records- 0182US11577505B2Print head drive circuit and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2020·Granted Feb 14, 2023·1 cites·24 claims
- 0263US2025139593A1Electronic apparatusSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 0354US2025085908A1Management system and control method for management deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 0451US11685152B2Print head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2020·Granted Jun 27, 2023·0 cites·26 claims
- 0546US11207886B2Print head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2020·Granted Dec 28, 2021·0 cites·20 claims
- 0646US7071567B2Semiconductor device and method of fabrication thereof, optical module and method of fabrication thereof, circuit board, and electronic instrumentSEIKO EPSON CORP·Filed 2003·Granted Jul 4, 2006·5 cites·10 claims
- 0745US11383523B2Print head drive circuit and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2020·Granted Jul 12, 2022·0 cites·20 claims
- 0832US6690213B2Chopper type comparatorSEIKO EPSON CORP·Filed 2002·Granted Feb 10, 2004·1 cites·5 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →