Richard T. Liebert
10Patents
10h-index
7Co-inventors
54Inventor score
Filing activity: Jan 29, 1992 → Jul 11, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5256154A | Pre-filled plastic syringes and containers and method of terminal sterilization thereof | Human Necessities | 109 | Expired |
| US5411488A | Pre-filled syringe and pre-filled cartridge having an improved plunger and plunger rod for reducing syringing force | Human Necessities | 105 | Expired |
| US5411489A | Pre-filled syringe and pre-filled cartridge having actuating cylinder/plunger rod combination for reducing syringing force | Human Necessities | 92 | Expired |
| USD383205S | Combined syringe and plunger | General | 74 | Expired |
| US5314415A | Aspirating plunger for power injector cartridges | Human Necessities | 47 | Expired |
| US5207983A | Method of terminal steam sterilization | Human Necessities | 46 | Expired |
| US5439643A | Method and apparatus for terminal sterilization | Performing Operations; Transporting | 28 | Expired |
| USD364461S | Aspirating plunger for power injector cartridges | General | 24 | Expired |
| US5219083A | Stopper for reduction of particulate matter | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5383675A | Drive and control mechanisms for human powered vehicles | Performing Operations; Transporting | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.