Patent Explorer
Browse, filter, and analyze 5 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3649123A | Variable frequency phase matching distance measuring and positioning device | Holobeam Inc | Expired / Lapsed | 1969-04-16 | 1972-03-14 | 1989-04-16 | 0.0 yrs | 7 | |
| US3612687A | Credit car system | Holobeam Inc | Expired / Lapsed | 1968-07-17 | 1971-10-12 | 1988-07-17 | 0.0 yrs | 10 | |
| US3576371A | One way optical ranging system | Holobeam Inc | Expired / Lapsed | 1969-02-05 | 1971-04-27 | 1989-02-05 | 0.0 yrs | 11 | |
| US3491343A | Apparatus for methods of converting holographic radiant energy patterns into vibratory waves | Holobeam Inc | Expired / Lapsed | 1967-01-27 | 1970-01-20 | 1987-01-27 | 0.0 yrs | 0 | |
| US3438032A | Apparatus for and method of measuring length | Holobeam Inc | Expired / Lapsed | 1967-05-04 | 1969-04-08 | 1987-05-04 | 0.0 yrs | 0 |