Tally LLC
7Patents
1Active
7Granted
31Portfolio score
Filing activity: May 17, 1976 → Feb 22, 2019
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4225250A | Segmented-ring magnet print head | Performing Operations; Transporting | 31 | Expired |
| US4103216A | Stepping motor closed loop constant velocity control system | Electricity | 24 | Expired |
| US4068121A | Light collector and prism light source for photoelectric readers | Physics | 22 | Expired |
| US4032766A | Wide range current flow fault detector | Physics | 5 | Expired |
| US4051944A | Capstan driven, endless printer ribbon cartridge | Performing Operations; Transporting | 4 | Expired |
| US4134336A | Half-herringbone support for restricting sideways vibration of comb hammers | Performing Operations; Transporting | 1 | Expired |
| US10832510B2 | Systems and methods for ballot style validation | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.