John M. Casberg
16Patents
10h-index
8Co-inventors
61Inventor score
Filing activity: Sep 24, 1975 → Dec 2, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4087360A | Method of inhibiting scale formation | Chemistry; Metallurgy | 59 | Expired |
| USD309493S | Chlorine dispenser for swimming pools | General | 40 | Expired |
| USD283649S | Swimming pool chemical tablet | General | 36 | Expired |
| US4876003A | Encased pool chemical tablet with domed ends | Chemistry; Metallurgy | 32 | Expired |
| USD335704S | Partially shell encased swimming pool chemical tablet | General | 30 | Expired |
| USD328333S | Container for swimming pool chemical tablets for use in skimmers, floaters or feeders | General | 23 | Expired |
| US4208376A | Water treatment chemical dispenser with control tube | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4928813A | Encased pool chemical capsule with extended ends and method of making the same | Chemistry; Metallurgy | 16 | Expired |
| US4546503A | Pool chemical tablet and container | Emerging Cross-Sectional Technologies | 14 | Expired |
| USD325619S | Shell encased pool chemical tablet | General | 14 | Expired |
| US5137731A | Chemical tablet with central hole and partially exposed top and bottom | Chemistry; Metallurgy | 10 | Expired |
| US4923618A | Method of chlorinating a swimming pool | Chemistry; Metallurgy | 9 | Expired |
| US4149988A | Decomposition inhibitors for chloroisocyanurates | Chemistry; Metallurgy | 8 | Expired |
| US4349493A | Briquets of hydrated calcium hypochlorite | Chemistry; Metallurgy | 8 | Expired |
| USD253007S | Cartridge for water sanitization chemicals | General | 8 | Expired |
| US4444316A | Gas scavenger agents for containers of solid chloroisocyanurates | Performing Operations; Transporting | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.