Systems Material Handling Co.
3Patents
0Active
3Granted
26Portfolio score
Filing activity: Dec 19, 1985 → Nov 13, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4643511A | Auxiliary wire connections for side post batteries | Electricity | 44 | Expired |
| US6417659B1 | Electronic circuit for tuning vibratory transducers | Electricity | 6 | Expired |
| US6611135B1 | Method and electronic circuit for tuning vibratory transducers | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.