Koln
Germany
3
2017-04-06
The entities that hold a legal rights for patent applications filed by inventor Gu Zhihong:
Zhihong Gu from Koln, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD FOR THE PRODUCTION OF POLYURETHANE FOAM
#2 | 2015-09-17METHOD FOR THE PRODUCTION OF POLYURETHANE FOAM USING EMULSIFIED BLOWING AGENT
#3 | 2015-07-16Vacuum-supported method for the production of polyurethane foam
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