Inventor · Notre-Dame-de-l'Île-Perrot, QC, CA

Richard Berry

29Patents
5h-index
35Co-inventors
69Inventor score

Filing activity: Apr 19, 1989 → May 28, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5567293A Electromembrane processes for the treatment of kraft mill electrostatic precipitator catch Textiles; Paper 38 Expired
US5006211A Electrodialylic water splitting process for the treatment of aqueous electrolytes Textiles; Paper 19 Expired
US8398901B2 Method for producing iridescent solid nanocrystalline cellulose films incorporating patterns Performing Operations; Transporting 14 Active
US8652636B2 Dried nanocrystalline cellulose of controllable dispersibility and method therefor Emerging Cross-Sectional Technologies 7 Active
US5922171A Method and apparatus for removing sodium chloride from pulping chemicals using an amphoteric ion-exchange resin Emerging Cross-Sectional Technologies 5 Expired
US5536384A Separation of sulphides from pulping liquors by electrodialysis Chemistry; Metallurgy 5 Expired
US6153052A Pulping process Textiles; Paper 3 Expired
US9796849B2 Polyurethane composites comprising nanocrystalline cellulose and method for improving properties of polyurethanes thereof Chemistry; Metallurgy 2 Active
US5942084A Process for the separation of sulphides from pulping liquors using amphoteric resins Emerging Cross-Sectional Technologies 2 Expired
US8901290B2 Method to control the dispersibility and barrier properties of dried nanocrystalline cellulose in solutions of different pH and ionic strength Emerging Cross-Sectional Technologies 2 Active
US8309708B2 Crystalline sulphated cellulose II and its production from sulphuric acid hydrolysis of cellulose Chemistry; Metallurgy 2 Active
US5126009A Process for decreasing the charge of chemical required in a chlorine bleaching extraction stage Textiles; Paper 2 Expired
US10207252B2 Pristine and surface functionalized cellulose nanocrystals (CNCs) incorporated hydrogel beads and uses thereof Chemistry; Metallurgy 2 Active
US8758496B2 Redispersible dried nanocrystalline cellulose Chemistry; Metallurgy 1 Active
US9266261B2 Flexible, iridescent nanocrystalline cellulose film, and method for preparation Emerging Cross-Sectional Technologies 1 Active
US8530005B2 Control of nanocrystalline cellulose film iridescence wavelength Physics 1 Active
US5330620A Bleaching pulp with chloric acid Textiles; Paper 1 Expired
US12139586B2 Dispersion of cellulose nanocrystals (CNCs) in monoethylene glycol and process of preparing same Chemistry; Metallurgy 0 Active
US10307486B2 Surface modified nanocrystalline cellulose and uses thereof Human Necessities 0 Active
US8152956B2 Use of chemical pulp mill steam stripper off gases condensate as reducing agent in chlorine dioxide production Textiles; Paper 0 Active
US7867360B2 Generation of active polysulphide with manganese and bismuth catalysts Emerging Cross-Sectional Technologies 0 Active
US10689564B2 Fluids containing cellulose fibers and cellulose nanoparticles for oilfield applications Chemistry; Metallurgy 0 Active
US10676846B2 Processes for preparing amine-functionalized cellulose nanocrystals and nitrogen doped carbon nanofibers Chemistry; Metallurgy 0 Active
US9394481B2 Control of nanocrystalline cellulose film iridescence wavelength Physics 0 Active
US11434417B2 Fluids containing cellulose fibers and cellulose nanoparticles for oilfield applications Chemistry; Metallurgy 0 Active

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