Michael Ron Hammer
16Patents
6h-index
13Co-inventors
63Inventor score
Filing activity: Aug 29, 1991 → Jul 20, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5709539A | Pressing plate for linearized pulses from a peristaltic pump | Physics | 55 | Expired |
| US5646727A | Peristaltic pump | Physics | 32 | Expired |
| US6002477A | Spectrophotometer | Physics | 23 | Expired |
| US6559941B1 | UV-VIS spectrophotometry | Physics | 23 | Expired |
| US6683272B2 | Plasma source for spectrometry | Electricity | 12 | Expired |
| US7030979B2 | Microwave plasma source | Electricity | 10 | Expired |
| US6236457A | Spectroscopic analysis | Physics | 6 | Expired |
| US6753959B2 | Optical shutter for spectroscopy instrument | Physics | 4 | Expired |
| US5355214A | Flow control device | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6813019B2 | Method and apparatus for spectrochemical analysis | Physics | 3 | Expired |
| US7554660B2 | Plasma spectroscopy system with a gas supply | Electricity | 1 | Active |
| US10327321B2 | Chambers for microwave plasma generation | Electricity | 1 | Active |
| US9151672B2 | Optical absorption spectrometry system including dichroic beam combiner and splitter | Physics | 1 | Active |
| US7177025B2 | Measuring specular reflectance of a sample | Physics | 0 | Expired |
| US9265138B2 | Electromagnetic waveguide and plasma source | Electricity | 0 | Active |
| US7561266B2 | Calibrated spectroscopy instrument and method | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.