Assignee
TIAN GUANGHUI
CN·3 granted patents·8 citations·filing 2006–2012
Top patents by PatentIndex Score
3 records- 0184US8884021B2Process for preparing racemic nicotineTIAN GUANGHUI·Filed 2012·Granted Nov 11, 2014·8 cites·13 claims
- 0256US8071765B2Process for the preparation of sildenafil and intermediates thereofTIAN GUANGHUI·Filed 2006·Granted Dec 6, 2011·0 cites·9 claims
- 0352US8410098B2N-{1-[3-(2-ethoxy-5-(4-ethylpiperazinyl)sulfonylphenyl)-4,5-dihydro-5-OXO-1,2,4-triazin-6-yl]ethyl}butyramide, the preparation method and use thereofTIAN GUANGHUI·Filed 2007·Granted Apr 2, 2013·0 cites·12 claims
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