Shandong Efirm Biochemistry and Environmental Protection Co., Ltd.

China

Create a watch for Shandong Efirm Biochemistry and Environmental Protection Co., Ltd.
Total IP 5
Total IP Rank # 317,941
IP Activity Score 0.9/5.0    2
IP Activity Rank # 479,221

Patents

Trademarks

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Last Patent 2021 - Preparation method for norbornan...
First Patent 2018 - Resin lens and preparation metho...

Latest Inventions, Goods, Services

2020 Invention Preparation method for norbornane dimethylamine. Provided is a preparation method for norbornane ...
Invention Catalyst for preparing polythiol curing agent and use thereof. The present invention relates to t...
Invention Preparation method for 1,2,3-trimercaptopropane. Disclosed is a preparation method for 1,2,3-trim...
Invention Method for preparing dicyanonorbornane. Provided is a method for preparing dicyanonorbornane; by ...
2018 Invention Resin lens and preparation method therefor. A method for preparing a resin lens, comprising: A) m...