Philip Spivak
7Patents
7h-index
4Co-inventors
52Inventor score
Filing activity: Dec 27, 1989 → Jan 31, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5071289A | Particulate delivery system | Performing Operations; Transporting | 86 | Expired |
| US5203794A | Ice blasting apparatus | Performing Operations; Transporting | 40 | Expired |
| US5520572A | Apparatus for producing and blasting sublimable granules on demand | Performing Operations; Transporting | 36 | Expired |
| US5288028A | Apparatus for enhancing the feeding of particles from a hopper | Performing Operations; Transporting | 26 | Expired |
| US5249426A | Apparatus for making and delivering sublimable pellets | Chemistry; Metallurgy | 23 | Expired |
| US6346035B1 | Generation of an airstream with subliminable solid particles | Performing Operations; Transporting | 17 | Expired |
| US8277288B2 | Particle blast cleaning apparatus with pressurized container | Performing Operations; Transporting | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.