Inventor · disambiguated record
Hai Chang
Also filed as: CHANG HAI · CHANG HAI-WEN
4 granted patents·1 pending application·2 citations·filing 2015–2019
58Inventor score
Top patents by PatentIndex Score
5 records- 0178US11945032B2Forging heads and fixing devices with aligned through-holes and cavitiesGEN ELECTRIC·Filed 2018·Granted Apr 2, 2024·1 cites·20 claims
- 0278US11673211B2Temperature control system for additive manufacturing and method for sameGEN ELECTRIC·Filed 2019·Granted Jun 13, 2023·1 cites·13 claims
- 0356US11865620B2Additive manufacturing system and methodGEN ELECTRIC·Filed 2018·Granted Jan 9, 2024·0 cites·15 claims
- 0440US9866061B2Power supply apparatus with protection function and redundant power supply systemCHICONY POWER TECH CO LTD·Filed 2015·Granted Jan 9, 2018·0 cites·13 claims
- 0538US2019382898A1Scaling and corrosion resistant fluid conduitKOOL LAWRENCE BERNARD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →