Inventor · Huntington, NY, US

Irving B. Joffee

9Patents
7h-index
7Co-inventors
52Inventor score

Filing activity: Oct 19, 1981 → Jun 6, 1991

Most-cited inventions

PatentTitleAreaCited byStatus
US4702840A Charge modified polyamide membrane Performing Operations; Transporting 111 Expired
US4707266A Polyamide membrane with controlled surface properties Performing Operations; Transporting 107 Expired
US4774132A Polyvinylidene difluoride structure Emerging Cross-Sectional Technologies 75 Expired
US4734208A Charge-modified microfiber filter sheets Performing Operations; Transporting 71 Expired
US4523995A Charge-modified microfiber filter sheets Performing Operations; Transporting 60 Expired
US5154829A Polyamide membrane with controlled surface properties Performing Operations; Transporting 19 Expired
US4855163A Method of making polyvinylidene difluoride structure Emerging Cross-Sectional Technologies 16 Expired
US5198505A Uniform polyvinylidene difluoride membranes Performing Operations; Transporting 5 Expired
US5196508A Method for making uniform polyvinylidene difluoride membranes Performing Operations; Transporting 3 Expired

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