Diether Ruppel
4Patents
4h-index
6Co-inventors
36Inventor score
Filing activity: May 13, 1987 → Feb 21, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5041291A | Biodegradable poly(hydroxyalkyl)amino dicarboxylic acid) derivatives, a process for their preparation, and the use thereof for depot formulations with controlled deivery of active ingredient | Human Necessities | 52 | Expired |
| US4835248A | Biologically degradable polyamide for depot preparations having controlled release of the active compound | Chemistry; Metallurgy | 14 | Expired |
| US4906473A | Biodegradable poly(hydroxyalkyl)amino dicarboxylic acid) derivatives, a process for their preparation, and the use thereof for depot formulations with controlled delivery of active ingredient | Human Necessities | 9 | Expired |
| US5100673A | Microencapsulation of biologically active material | Performing Operations; Transporting | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.