Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US4084249A | Electronic counting system with keyboard input | Dr Johannes Heidenhain GmbH | Expired / Lapsed | 1976-11-26 | 1978-04-11 | 1996-11-26 | 0.0 yrs | 10 | |
| US3638186A | Arrangement for error determination | Dr Johannes Heidenhain GmbH | Expired / Lapsed | 1969-09-26 | 1972-01-25 | 1989-09-26 | 0.0 yrs | 11 |