RHK Technology, Inc.
6Patents
4Active
6Granted
42Portfolio score
Filing activity: Sep 20, 1994 → Mar 17, 2011 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5666331A | Alarm clock | Physics | 39 | Expired |
| US5569918A | Probe holder and probe mounting method for a scanning probe microscope | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7569077B2 | Position control for scanning probe spectroscopy | Physics | 8 | Active |
| US8812976B2 | Programmable equipment configuration method and apparatus | Physics | 3 | Active |
| US8143763B2 | Linear piezoelectric nano-positioner | Electricity | 0 | Active |
| US8914909B2 | Frequency measuring and control apparatus with integrated parallel synchronized oscillators | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.