KeyMasters Technologies, Inc.
6Patents
0Active
6Granted
26Portfolio score
Filing activity: Nov 20, 2000 → Apr 1, 2005
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6477227B1 | Methods for identification and verification | Physics | 74 | Expired |
| US6909770B2 | Methods for identification and verification using vacuum XRF system | Physics | 47 | Expired |
| US6850592B2 | Methods for identification and verification using digital equivalent data system | Physics | 40 | Expired |
| US6501825B2 | Methods for identification and verification | Physics | 39 | Expired |
| USD460370S1 | Portable analyzation device | General | 11 | Expired |
| US7443951B2 | Exempt source for an x-ray fluorescence device | Physics | 9 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.