LI QINGENG has a total of 15 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1995. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and environmental technology are CHONGQING WEIPENG PHARMACEUTICAL CO LTD, DIPHARMA SPA and HAJICEK JOSEF.
# | Country | Total Patents | |
---|---|---|---|
#1 | China | 9 | |
#2 | WIPO (World Intellectual Property Organization) | 3 | |
#3 | United States | 2 | |
#4 | EPO (European Patent Office) | 1 |
# | Industry | |
---|---|---|
#1 | Organic fine chemistry | |
#2 | Pharmaceuticals | |
#3 | Environmental technology |
# | Name | Total Patents |
---|---|---|
#1 | Li Qingeng | 14 |
#2 | Wang Tao | 10 |
#3 | Zeng Lingguo | 4 |
#4 | Xu Xiangqing | 4 |
#5 | Wu Tong | 4 |
#6 | Chen Gang | 4 |
#7 | Wang Yuanzhong | 4 |
#8 | Mao Wei | 4 |
#9 | Xie Jianyong | 3 |
#10 | Zhang Guisheng | 3 |
Publication | Filing date | Title |
---|---|---|
CN106029631A | Class of carboxylic acid derivatives and use thereof in preparation of prodrugs | |
CN102885774A | Prasugrel composition and preparation method thereof | |
CN102850402A | Acyclic nucleoside cyclic phosphonate derivative, its preparation and use | |
CN102190622A | Water-soluble derivatives of edaravone, preparation method and application thereof | |
CN1454898A | Method of preparing disodium methyl nitrozole phosphate | |
CN1454602A | High water-soluble povidone-iodine cream | |
CN1192358A | Povidone iodine membrane agent | |
CN1183274A | Bismuth lactate complexes, compound preparations composed of antihistaminic and preparation thereof |