Patent Explorer
Browse, filter, and analyze 3 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3530347A | Energy transfer means for stepping motors | MESUR MATIC ELECTRONICS CORP | Expired / Lapsed | 1969-01-28 | 1970-09-22 | 1989-01-28 | 0.0 yrs | 0 | |
| US3452263A | Step motor drive system including current feedback | MESUR MATIC ELECTRONICS CORP | Expired / Lapsed | 1967-02-15 | 1969-06-24 | 1987-02-15 | 0.0 yrs | 0 | |
| US3444447A | Multi-phase step motor control circuits including means for supplementing the normal energization of the windings | MESUR MATIC ELECTRONICS CORP | Expired / Lapsed | 1966-09-22 | 1969-05-13 | 1986-09-22 | 0.0 yrs | 2 |