Inventor · Gurnee, IL, US

Chen Zhao

54Patents
13h-index
91Co-inventors
87Inventor score

Filing activity: Mar 27, 1991 → Nov 2, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5354866A Retroviral protease inhibiting compounds Chemistry; Metallurgy 109 Expired
US5541206A Retroviral protease inhibiting compounds Human Necessities 94 Expired
US6455571B1 Inhibitors of neuraminidases Chemistry; Metallurgy 48 Expired
US5635523A Retroviral protease inhibiting compounds Human Necessities 43 Expired
US8436005B2 Macrocyclic pyrimidine derivatives Chemistry; Metallurgy 41 Active
US5674882A Retroviral protease inhibiting compounds Human Necessities 41 Expired
US5256677A Retroviral protease inhibiting compounds Chemistry; Metallurgy 30 Expired
US5461067A Retroviral protease inhibiting compounds Chemistry; Metallurgy 25 Expired
US5151438A Retroviral protease inhibiting compounds Human Necessities 24 Expired
US5696270A Intermediate for making retroviral protease inhibiting compounds Human Necessities 19 Expired
US5892052A Process for making retroviral protease inhibiting compounds Human Necessities 19 Expired
US5679797A Retroviral protease inhibiting compounds Human Necessities 14 Expired
US5583232A Retroviral protease inhibiting compounds Human Necessities 13 Expired
US5659045A Retroviral protease inhibiting compounds Human Necessities 13 Expired
US5491253A Process for the preparation of a substituted 2,5-diamino-3-hydroxyhexane Chemistry; Metallurgy 13 Expired
US5616720A Retroviral protease inhibiting compounds Human Necessities 11 Expired
US5565418A Retroviral protease inhibiting compounds Human Necessities 11 Expired
US5597928A Retroviral protease inhibiting compounds Human Necessities 11 Expired
US5597927A Retroviral protease inhibiting compounds Human Necessities 10 Expired
US5659044A Retroviral protease inhibiting compounds Human Necessities 10 Expired
US5591860A Retroviral protease inhibiting compounds Human Necessities 10 Expired
US5625072A Retroviral protease inhibiting compounds Human Necessities 10 Expired
US5583233A Retroviral protease inhibiting compounds Human Necessities 10 Expired
US5608072A Retroviral protease inhibiting compounds Human Necessities 10 Expired
US5580984A Retroviral protease inhibiting compounds Human Necessities 10 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.