Inventor · North Andover, MA, US

Christopher Chumsae

18Patents
12h-index
15Co-inventors
64Inventor score

Filing activity: Mar 14, 2013 → May 9, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US9181572B2 Methods to modulate lysine variant distribution Chemistry; Metallurgy 38 Active
US9150645B2 Cell culture methods to reduce acidic species Chemistry; Metallurgy 38 Active
US9359434B2 Cell culture methods to reduce acidic species Chemistry; Metallurgy 33 Active
US9085618B2 Low acidic species compositions and methods for producing and using the same Chemistry; Metallurgy 32 Active
US9334319B2 Low acidic species compositions Chemistry; Metallurgy 26 Active
US9266949B2 Low acidic species compositions and methods for producing and using the same Chemistry; Metallurgy 24 Active
US9346879B2 Protein purification methods to reduce acidic species Chemistry; Metallurgy 22 Active
US9200070B2 Low acidic species compositions and methods for producing and using the same Chemistry; Metallurgy 20 Active
US9181337B2 Modulated lysine variant species compositions and methods for producing and using the same Chemistry; Metallurgy 19 Active
US9200069B2 Low acidic species compositions and methods for producing and using the same Chemistry; Metallurgy 17 Active
US9315574B2 Low acidic species compositions and methods for producing and using the same Chemistry; Metallurgy 14 Active
US9193787B2 Human antibodies that bind human TNF-alpha and methods of preparing the same Chemistry; Metallurgy 12 Active
US9499616B2 Modulated lysine variant species compositions and methods for producing and using the same Chemistry; Metallurgy 10 Active
US9505833B2 Human antibodies that bind human TNF-alpha and methods of preparing the same Chemistry; Metallurgy 9 Active
US9957318B2 Protein purification methods to reduce acidic species Chemistry; Metallurgy 9 Active
US9683033B2 Cell culture methods to reduce acidic species Chemistry; Metallurgy 9 Active
US9708400B2 Methods to modulate lysine variant distribution Chemistry; Metallurgy 9 Active
US9522953B2 Low acidic species compositions and methods for producing and using the same Chemistry; Metallurgy 4 Active

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