Inventor · disambiguated record
Youcheng Du
Also filed as: DU YOUCHENG
0 granted patents·3 pending applications·0 citations·filing 2025–2025
Technology areasG03H
Files withNIKA OPTICS TIANJIN CO LTD3
Top patents by PatentIndex Score
3 records- 0149US2025298373A1Volume holographic optical diffusion element and manufacturing method and apparatus thereofNIKA OPTICS TIANJIN CO LTD·Filed 2025·Application pending·0 cites
- 0247US2025315010A1Volume holographic grating, method for formulating grating vector distribution thereof, and method and apparatus for manufacturing volume holographic gratingNIKA OPTICS TIANJIN CO LTD·Filed 2025·Application pending·0 cites
- 0342US2025334730A1Method and apparatus for improving display uniformity of volume holographic optical waveguideNIKA OPTICS TIANJIN CO LTD·Filed 2025·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →