Norman Kelln
15Patents
14h-index
13Co-inventors
71Inventor score
Filing activity: Feb 27, 1985 → Apr 18, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5314825A | Chemical analyzer | Emerging Cross-Sectional Technologies | 250 | Expired |
| US5584483A | Playing card shuffling machines and methods | Human Necessities | 249 | Expired |
| US4764342A | Reagent handling | Emerging Cross-Sectional Technologies | 203 | Expired |
| US4738825A | Cuvette handling | Physics | 62 | Expired |
| US5296911A | Optical test system for a chemical analyzer | Physics | 54 | Expired |
| US5250440A | Cuvette delivery module and turntable for a chemical analyzer | Emerging Cross-Sectional Technologies | 48 | Expired |
| US5357095A | Reagent bottle identification and reagent monitoring system for a chemical analyzer | Physics | 44 | Expired |
| US5071625A | Cuvette handling | Physics | 41 | Expired |
| US5420408A | Reagent bottle identification method | Physics | 38 | Expired |
| US5292484A | Cuvette and cuvette cartridge for a chemical analyzer | Physics | 28 | Expired |
| US5270211A | Sample tube entry port for a chemical analyzer | Emerging Cross-Sectional Technologies | 28 | Expired |
| USD291730S | Reagent container or similar article | General | 19 | Expired |
| US4680164A | Centrifugal analyzer | Physics | 19 | Expired |
| US5334349A | Liquid transfer module for a chemical analyzer | Emerging Cross-Sectional Technologies | 16 | Expired |
| USD353676S | Cuvette for a chemical analyzer | General | 14 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.