Assignee
LANZHOU CHEM PHYS INST
CN·10 granted patents·34 citations·filing 2005–2012
Top patents by PatentIndex Score
10 records- 0186US7560599B2Method for preparing polymethoxymethylalLANZHOU CHEM PHYS INST·Filed 2008·Granted Jul 14, 2009·8 cites·11 claims
- 0284US7598402B2Process for synthesizing trioxymethylene using ionic liquidLANZHOU CHEM PHYS INST·Filed 2008·Granted Oct 6, 2009·6 cites·11 claims
- 0376US7220869B2Brønsted acidic room temperature ionic liquids each having a N-protonated lactam cation and method for preparing the sameLANZHOU CHEM PHYS INST·Filed 2005·Granted May 22, 2007·9 cites·6 claims
- 0475US7244854B2Method of synthesizing trioxymethylene from formaldehyde by the catalytic action of an ionic liquidLANZHOU CHEM PHYS INST·Filed 2006·Granted Jul 17, 2007·2 cites·4 claims
- 0572US8901354B2Method for producing N-substituted amine compounds through catalyzed alkylationLANZHOU CHEM PHYS INST·Filed 2012·Granted Dec 2, 2014·2 cites·8 claims
- 0672US8344183B2Method for synthesizing polyoxymethylene dimethyl ethers by ionic liquid catalysisLANZHOU CHEM PHYS INST·Filed 2009·Granted Jan 1, 2013·2 cites·5 claims
- 0768US7586016B2Method for producing 1,2-propylene glycol using bio-based glycerolLANZHOU CHEM PHYS INST·Filed 2008·Granted Sep 8, 2009·3 cites·7 claims
- 0864US9067188B2System and method for continuously producing polyoxymethylene dialkyl ethersLANZHOU CHEM PHYS INST·Filed 2012·Granted Jun 30, 2015·1 cites·20 claims
- 0961US8921591B2Process for synthesizing phenylacetic acid by carbonylation of tolueneLANZHOU CHEM PHYS INST·Filed 2012·Granted Dec 30, 2014·1 cites·19 claims
- 1037US9169186B2System and method for continuously producing polyoxymethylene dimethyl ethersLANZHOU CHEM PHYS INST·Filed 2012·Granted Oct 27, 2015·0 cites·19 claims
Join the waitlist — get patent alerts
Get an alert when LANZHOU CHEM PHYS INST files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →