Assignee
SHANGHAI HONGHAO ENTPR DEV CO LTD
CN·1 granted patent·1 pending application·0 citations·filing 2013–2013
Top patents by PatentIndex Score
2 records- 0130US9381470B2Coating equipment for a composite membrane without a diffusion pump and its thickness gauge for both thick and thin coatingsSHANGHAI HONGHAO ENTPR DEV CO LTD·Filed 2013·Granted Jul 5, 2016·0 cites·2 claims
- 0216US2014100096A1Thermal expansive aluminum guide roller and production method thereofSHANGHAI HONGHAO ENTPR DEV CO LTD·Filed 2013·Application pending·0 cites
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