Inventor · Lemwerder, DE

Peter Hubert

15Patents
11h-index
17Co-inventors
69Inventor score

Filing activity: Aug 23, 1973 → Aug 31, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4153063A Process for the extraction of nicotine from tobacco Human Necessities 112 Expired
US5888549A Coffee and process for the production thereof Human Necessities 61 Expired
US4123559A Process for the production of spice extracts Human Necessities 30 Expired
US4104409A Production of hop extracts Chemistry; Metallurgy 28 Expired
US4872987A Process for separating and producing chlorogenic acid Chemistry; Metallurgy 17 Expired
US4167589A Method for the manufacture of caffeine free black tea Human Necessities 15 Expired
US4328255A Method of extracting coffee oil containing aroma constituents from roasted coffee Human Necessities 14 Expired
US4198432A Process for the production of spice extracts Human Necessities 14 Expired
US4255458A Method for the selective extraction of caffeine from vegetable materials Performing Operations; Transporting 12 Expired
US4411923A Process for the extraction of caffeine from super-critical solutions Performing Operations; Transporting 12 Expired
US4168324A Process of extracting stimulants from coffee Human Necessities 12 Expired
US4818358A Magnetron cathode sputter coating apparatus Chemistry; Metallurgy 10 Expired
US4921724A Process for coating a substrate with an organic coating having gradated hardness Electricity 5 Expired
US4308291A Process for decaffeinating green coffee Human Necessities 2 Expired
US12343795B2 Method for producing a catalyst system for gas reactions Emerging Cross-Sectional Technologies 0 Active

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