Inventor · Newton, MA, US

Derek L. Stemple

31Patents
18h-index
7Co-inventors
74Inventor score

Filing activity: Jan 28, 1994 → Jun 14, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7399590B2 Recombinase polymerase amplification Chemistry; Metallurgy 210 Expired
US5589376A Mammalian neural crest stem cells Chemistry; Metallurgy 203 Expired
US7270951B1 Method for direct nucleic acid sequencing Physics 161 Expired
US5849553A Mammalian multipotent neural stem cells Chemistry; Metallurgy 159 Expired
US7270981B2 Recombinase polymerase amplification Physics 125 Expired
US5672499A Immoralized neural crest stem cells and methods of making Chemistry; Metallurgy 120 Expired
US5928947A Mammalian multipotent neural stem cells Chemistry; Metallurgy 97 Expired
US7666598B2 Recombinase polymerase amplification Chemistry; Metallurgy 96 Expired
US8030000B2 Recombinase polymerase amplification Performing Operations; Transporting 90 Active
US8426134B2 Recombinase polymerase amplification Performing Operations; Transporting 88 Active
US5654183A Genetically engineered mammalian neural crest stem cells Chemistry; Metallurgy 87 Expired
US7485428B2 Recombinase polymerase amplification Physics 82 Active
US7763427B2 Detection of recombinase polymerase amplification products Chemistry; Metallurgy 81 Active
US5824489A In vitro method for obtaining an isolated population of mammalian neural crest stem cells Chemistry; Metallurgy 79 Expired
US8017339B2 Compositions and kits for recombinase polymerase amplification Chemistry; Metallurgy 66 Active
US5693482A Neural chest stem cell assay Chemistry; Metallurgy 60 Expired
US8574846B2 Recombinase polymerase amplification Chemistry; Metallurgy 46 Active
US8460875B2 Recombinase polymerase amplification Physics 45 Active
US8945845B2 Recombinase polymerase amplification Performing Operations; Transporting 17 Active
US8962255B2 Recombinase polymerase amplification Chemistry; Metallurgy 14 Active
US8022194B2 2′-nitrobenzyl-modified ribonucleotides Chemistry; Metallurgy 11 Active
US9309502B2 Recombinase polymerase amplification Performing Operations; Transporting 8 Active
US7759061B2 2′-nitrobenzyl-modified ribonucleotides Chemistry; Metallurgy 4 Active
US8299226B2 2-nitrobenzyl-modified ribonucleotides Chemistry; Metallurgy 4 Active
US10036057B2 Recombinase polymerase amplification Performing Operations; Transporting 3 Active

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