Inventor · Highland Park, IL, US

Alan P. Cohen

18Patents
9h-index
20Co-inventors
72Inventor score

Filing activity: Jun 14, 1983 → Jan 29, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5425242A Process for recovery and purification of refrigerants with solid sorbents Emerging Cross-Sectional Technologies 38 Expired
US5477014A Muffler device for internal combustion engines Performing Operations; Transporting 33 Expired
US4484933A Process for drying gas streams Chemistry; Metallurgy 30 Expired
US5347822A Process for drying CH.sub.2 F.sub.2 refrigerant utilizing zeolite Chemistry; Metallurgy 24 Expired
US5120694A Method of coating aluminum substrates with solid adsorbent Performing Operations; Transporting 18 Expired
US5045295A Silicate treatment of molecular sieve agglomerates Emerging Cross-Sectional Technologies 17 Expired
US7326277B1 Brake air drying using low pressure desiccant wheel Performing Operations; Transporting 16 Expired
US5026531A Silicate treatment of molecular sieve agglomerates Emerging Cross-Sectional Technologies 15 Expired
US5620502A Recovery and purification of refrigerants Emerging Cross-Sectional Technologies 9 Expired
US4521185A High volume oral evacuator Human Necessities 8 Expired
US5856264A Adsorbent for use in double glazed windows Fixed Constructions 7 Expired
US5493821A Adsorbent for use in double glazed windows Fixed Constructions 7 Expired
US5260242A Method of coating aluminum substrates with solid adsorbent Performing Operations; Transporting 6 Expired
US6020281A Process for drying CH.sub.2 F.sub.2 refrigerant utilizing zeolite Mechanical Engineering; Lighting; Heating 6 Expired
US6313059A Desiccant for drying CH2F2 refrigerant utilizing zeolite Mechanical Engineering; Lighting; Heating 6 Expired
US6736882B2 Low dust adsorbents and catalysts and method for preparation Performing Operations; Transporting 4 Expired
US6168720A Process for drying CH2F2 refrigerant utilizing zeolite Mechanical Engineering; Lighting; Heating 4 Expired
US10336690B2 Methods and systems for processing an acetonitrile waste stream Chemistry; Metallurgy 1 Active

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