Hart Systems, Inc.
2Patents
0Active
2Granted
17Portfolio score
Filing activity: Sep 27, 1989 → Sep 17, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD319650S | Electronic drum or similar article | General | 27 | Expired |
| USD505313S1 | Hose reel | General | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.