Inventor · Auburn, NH, US

Sheila DeWitt

35Patents
11h-index
19Co-inventors
72Inventor score

Filing activity: Feb 2, 1993 → Aug 13, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5324483A Apparatus for multiple simultaneous synthesis Chemistry; Metallurgy 266 Expired
US9732031B2 Methods of treating neurological and other disorders using enantiopure deuterium-enriched bupropion Chemistry; Metallurgy 109 Active
US5714127A System for multiple simultaneous synthesis Chemistry; Metallurgy 73 Expired
US5593642A Apparatus for multiple simultaneous synthesis Chemistry; Metallurgy 52 Expired
US5766556A Apparatus and method for multiple simultaneous synthesis Chemistry; Metallurgy 43 Expired
US5612002A Apparatus and method for multiple simultaneous synthesis Chemistry; Metallurgy 35 Expired
US6183645A Methods and apparatus for liquid phase separation Emerging Cross-Sectional Technologies 31 Expired
US9090585B2 2,6-dioxo-3-deutero-piperdin-3-yl-isoindoline compounds Chemistry; Metallurgy 23 Active
US8969581B2 5-deutero-2,4-thiazolidinedione derivatives and compositions comprising and methods of using the same Chemistry; Metallurgy 16 Active
US5702672A Apparatus and method for multiple simultaneous synthesis Chemistry; Metallurgy 15 Expired
US5582801A Apparatus for multiple simultaneous synthesis Chemistry; Metallurgy 13 Expired
US9416117B2 5-deutero-2,4-thiazolidinedione derivatives and compositions comprising and methods of using the same Chemistry; Metallurgy 11 Active
US9833445B2 5-deutero-2,4-thiazolidinedione derivatives and compositions comprising and methods of using the same Chemistry; Metallurgy 10 Active
US5874004A Phase separation filter device Emerging Cross-Sectional Technologies 10 Expired
US5565173A Apparatus and method for multiple simultaneous synthesis Chemistry; Metallurgy 10 Expired
US9290475B2 3-(substituted-4-oxoquinazolin-3(4H)-yl)-3-deutero-piperidine-2,6-dione derivatives and compositions comprising and methods of using the same Emerging Cross-Sectional Technologies 9 Active
US9540340B2 3-(5-substituted-4-oxoquinazolin-3(4H)-yl)-3-deutero-piperidine-2,6-dione derivatives and compositions comprising and methods of using the same Emerging Cross-Sectional Technologies 8 Active
US5567391A Apparatus for multiple simultaneous synthesis Chemistry; Metallurgy 7 Expired
US5803987A Multi-tip wash station for robot Physics 7 Expired
US10188639B2 Methods of treating neurological, metabolic, and other disorders using enantiopure deuterium-enriched pioglitazone Human Necessities 3 Active
US5977400A Support for synthesis and purification of compounds Chemistry; Metallurgy 3 Expired
US10202316B2 3-(5-substituted-4-oxoquinazolin-3(4H)-yl)-3-deutero-piperidine-2,6-dione derivatives and compositions comprising and methods of using the same Emerging Cross-Sectional Technologies 2 Active
US11535603B1 Deuterium-enriched piperidinonyl-oxoisoindolinyl acetamides and methods of treating medical disorders using same Human Necessities 2 Active
US6566520B2 Support for synthesis and purification of compounds Chemistry; Metallurgy 2 Expired
US9913845B2 3-(substituted-4-oxoquinazolin-3(4H)-yl)-3-deutero-piperidine-2,6-dione derivatives and compositions comprising and methods of using the same Emerging Cross-Sectional Technologies 1 Active

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