Inventor · disambiguated record
Zifeng Tian
Also filed as: TIAN ZIFENG
6 granted patents·2 pending applications·5 citations·filing 2014–2021
70Inventor score
Top patents by PatentIndex Score
8 records- 0170US10401014B2Sealed wavelength conversion device and cooling systemAPPOTRONICS CORP LTD·Filed 2014·Granted Sep 3, 2019·2 cites·12 claims
- 0268US9897303B2Wavelength conversion device, light source system and projection systemAPPOTRONICS CORP LTD·Filed 2015·Granted Feb 20, 2018·2 cites·18 claims
- 0368US2021404631A1Wavelength conversion device, manufacturing method thereof, and related illumination deviceAPPOTRONICS CORP LTD·Filed 2021·Application pending·0 cites
- 0464US10386548B2Diffuse reflection material, diffuse reflection layer, wavelength conversion device and light source systemAPPOTRONICS CORP LTD·Filed 2015·Granted Aug 20, 2019·1 cites·20 claims
- 0561US12237446B2Wavelength conversion apparatus and method for manufacturing the sameYLX INC·Filed 2021·Granted Feb 25, 2025·0 cites·20 claims
- 0658US11022276B2Wavelength conversion device, manufacturing method thereof, and related illumination deviceAPPOTRONICS CHINA CORP·Filed 2014·Granted Jun 1, 2021·0 cites·4 claims
- 0735US2017146219A1Wavelength conversion device and related light-emitting device thereofAPPOTRONICS CHINA CORP·Filed 2015·Application pending·0 cites
- 0834US11053161B2Glass fluorescent powder slice with multi-layer structure and preparation method therefor, and light-emitting deviceAPPOTRONICS CHINA CORP·Filed 2015·Granted Jul 6, 2021·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →