Inventor · disambiguated record
Patrick Shih Chang
Also filed as: CHANG PATRICK · CHANG PATRICK S · CHANG PATRICK SHIH
4 granted patents·6 pending applications·0 citations·filing 2014–2024
53Inventor score
Files withNIKON CORP10
Top patents by PatentIndex Score
10 records- 0176US2025130037A1Metrology for additive manufacturingNIKON CORP·Filed 2024·Application pending·0 cites
- 0262US12203745B2Metrology for additive manufacturingNIKON CORP·Filed 2020·Granted Jan 21, 2025·0 cites·39 claims
- 0361US2020346407A1Additive manufacturing system with rotary powder bedNIKON CORP·Filed 2018·Application pending·0 cites
- 0454US2022266345A1Power supply assembly for additive manufacturing systemNIKON CORP·Filed 2022·Application pending·0 cites
- 0554US2022305733A1Powder supply assembly with level sensor and multiple stages with refillingNIKON CORP·Filed 2022·Application pending·0 cites
- 0647US2024227024A9Powder supply assembly for additive manufacturingNIKON CORP·Filed 2020·Application pending·0 cites
- 0747US2022212263A1Non-coaxial rotating turntables for additive manufacturingNIKON CORP·Filed 2020·Application pending·0 cites
- 0846US10107654B2Rotary probe headNIKON CORP·Filed 2016·Granted Oct 23, 2018·0 cites·20 claims
- 0945US10259104B2Precision clampNIKON CORP·Filed 2014·Granted Apr 16, 2019·0 cites·27 claims
- 1032US10451982B2Actuator assembly including magnetic sensor system for vibrationless position feedbackNIKON CORP·Filed 2018·Granted Oct 22, 2019·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →