D. B. Enterprises, Inc.
2Patents
0Active
2Granted
22Portfolio score
Filing activity: May 9, 1974 → Apr 26, 1976
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4071926A | Safety device for ladder climbers | Emerging Cross-Sectional Technologies | 32 | Expired |
| US3979797A | Safety device for ladder climbers | Emerging Cross-Sectional Technologies | 13 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.