Inventor · Midland, MI, US

Robert B. Appell

9Patents
2h-index
12Co-inventors
44Inventor score

Filing activity: Sep 28, 2004 → Jun 29, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US9453081B2 Process of preparing an ester of a cellulose ether Chemistry; Metallurgy 2 Active
US9655376B2 Process for preparing an oleogel Human Necessities 2 Active
US10214594B2 Water-soluble esterified cellulose ethers having a low degree of neutralization Human Necessities 0 Active
US11407842B2 Method for controlled preparation of low molecular weight cellulose ether Chemistry; Metallurgy 0 Active
US10196461B2 Efficient process for preparing an ester of a cellulose ether Chemistry; Metallurgy 0 Active
US9617351B2 Esterified cellulose ethers of very low viscosity Human Necessities 0 Active
US11312789B2 Size reduction of ethylcellulose polymer particles Mechanical Engineering; Lighting; Heating 0 Active
US7199193B2 Polyethylene glycol compounds and process of making Chemistry; Metallurgy 0 Expired
US9587037B2 Process for recovering an esterified cellulose ether from a reaction product mixture Chemistry; Metallurgy 0 Active

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