John W. ApSimon
3Patents
3h-index
2Co-inventors
33Inventor score
Filing activity: Nov 30, 1984 → Sep 20, 1988
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4797457A | Preparation of substituted polysulfones through ortho-metalated intermediates | Chemistry; Metallurgy | 16 | Expired |
| US4598137A | Polyarylene polyethersulfone ionomers | Chemistry; Metallurgy | 13 | Expired |
| US4833219A | Preparation of substituted polysulfones by metalation | Chemistry; Metallurgy | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.