Inventor · disambiguated record
Hiroyuki Tatsugi
Also filed as: TATSUGI HIROYUKI
7 granted patents·2 pending applications·11 citations·filing 2006–2021
72Inventor score
Files withSEIKO EPSON CORP9
Top patents by PatentIndex Score
9 records- 0186US9738041B2Optical element, image display device and method for manufacturing sameSEIKO EPSON CORP·Filed 2014·Granted Aug 22, 2017·11 cites·20 claims
- 0256US11086135B2Optical module and head-mounted display apparatusSEIKO EPSON CORP·Filed 2019·Granted Aug 10, 2021·0 cites·5 claims
- 0355US11709362B2Method for manufacturing optical element, optical element and display deviceSEIKO EPSON CORP·Filed 2020·Granted Jul 25, 2023·0 cites·8 claims
- 0450US11249320B2Diffractive optical element and virtual image display deviceSEIKO EPSON CORP·Filed 2019·Granted Feb 15, 2022·0 cites·5 claims
- 0549US10401554B2Light-guiding device and display deviceSEIKO EPSON CORP·Filed 2018·Granted Sep 3, 2019·0 cites·20 claims
- 0649US2017293149A1Optical element, image display device and method for manufacturing sameSEIKO EPSON CORP·Filed 2017·Application pending·0 cites
- 0746US11221496B2Display module and display deviceSEIKO EPSON CORP·Filed 2020·Granted Jan 11, 2022·0 cites·12 claims
- 0845US2022099979A1Diffraction optical member and virtual image display deviceSEIKO EPSON CORP·Filed 2021·Application pending·0 cites
- 0933US7683540B2Light-emitting apparatus, method of manufacturing light-emitting apparatus, image forming apparatus, and electronic apparatusSEIKO EPSON CORP·Filed 2006·Granted Mar 23, 2010·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →