Daqing Che
24Patents
2h-index
38Co-inventors
53Inventor score
Filing activity: Sep 17, 2001 → Mar 29, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7709634B2 | Amorphous form of rifaximin and processes for its preparation | Chemistry; Metallurgy | 32 | Active |
| US7935817B2 | Salt form and cocrystals of adefovir dipivoxil and processes for preparation thereof | Chemistry; Metallurgy | 13 | Active |
| US7112604B2 | Process for the preparation of Atorvastatin and intermediates | Chemistry; Metallurgy | 2 | Expired |
| US7125987B2 | Process for the preparation of oxcarbazepine and related intermediates | Chemistry; Metallurgy | 1 | Expired |
| US6586593B1 | Efficient process for the preparation of lamotrigine and related 3,5-diamino-6-substituted-1,2,4-triazines | Chemistry; Metallurgy | 1 | Expired |
| US9394251B2 | Silodosin intermediate and preparation method therefor | Emerging Cross-Sectional Technologies | 1 | Active |
| US7834195B2 | Atorvastatin calcium propylene glycol solvates | Human Necessities | 1 | Active |
| US7193090B2 | Preparation of atorvastatin | Chemistry; Metallurgy | 1 | Expired |
| US7786309B2 | Process for the preparation of esomeprazole and salts thereof | Emerging Cross-Sectional Technologies | 1 | Active |
| US7429613B2 | Process for the preparation of atorvastatin and intermediates | Chemistry; Metallurgy | 0 | Active |
| US9902693B2 | Preparation method for pyrrolidine-2-carboxylic acid derivatives | Emerging Cross-Sectional Technologies | 0 | Active |
| US7863442B2 | Processes for the synthesis of olanzapine | Chemistry; Metallurgy | 0 | Active |
| US6596866B2 | Process for the preparation of nefazodone hydrochloride | Chemistry; Metallurgy | 0 | Expired |
| US10023542B2 | Ibrutinib intermediate compounds, preparation methods and uses thereof | Chemistry; Metallurgy | 0 | Active |
| US8563733B2 | Process for the preparation of esomeprazole and salts thereof | Emerging Cross-Sectional Technologies | 0 | Active |
| US7615647B2 | Process for producing atorvastatin hemicalcium | Emerging Cross-Sectional Technologies | 0 | Expired |
| US11208404B2 | Compounds useful as inhibitors of ALCAT 1 | Chemistry; Metallurgy | 0 | Active |
| US8829226B2 | Lacosamide intermediate compound, preparation method thereof and use thereof | Chemistry; Metallurgy | 0 | Active |
| US9604966B2 | Crizotinib preparation method | Chemistry; Metallurgy | 0 | Active |
| US6858747B2 | Process to prepare, 1,4-dihydropyridine intermediates and derivatives thereof | Chemistry; Metallurgy | 0 | Expired |
| US7378527B2 | Process for the preparation of torsemide and related intermediates | Chemistry; Metallurgy | 0 | Expired |
| US8188300B2 | Atorvastatin calcium propylene glycol solvates | Human Necessities | 0 | Active |
| US10112884B2 | Asymmetrical hydrogenation reaction of ketonic acid compound | Chemistry; Metallurgy | 0 | Active |
| US7812179B2 | Process for the preparation of atorvastatin and intermediates | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.