By Design Corp.
8Patents
0Active
8Granted
25Portfolio score
Filing activity: Jan 31, 1986 → Feb 20, 1992
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4742501A | Time display apparatus | Physics | 37 | Expired |
| USD322415S | Timepiece face | General | 32 | Expired |
| USD348403S | Wristwatch | General | 14 | Expired |
| US4693613A | Logo clock | Physics | 5 | Expired |
| USD302528S | Prism clock | General | 4 | Expired |
| USD348021S | Watch face | General | 3 | Expired |
| USD348020S | Watch face | General | 2 | Expired |
| US4674891A | Clock | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.