Vision Engineering
Records under this name other than the patents Vision Engineering holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 9 patents it holds.
Showing 1 to 7 of 7 · Back to Vision Engineering
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US D913,339 | Agricultural Baler Formerly held In force · High confidence | In force | High confidence | |
| US D647,551 | Microscope Term ended Term ended Oct 25, 2025 · From the USPTO record | Term ended | Term ended Oct 25, 2025 | From the USPTO record |
| US 7,123,415 | Optical instrument and optical element providing expanded exit pupil Term ended Term ended Mar 20, 2021 · From the USPTO record | Term ended | Term ended Mar 20, 2021 | From the USPTO record |
| US 4,012,109 | High magnification optical apparatus Term ended Term ended no later than Mar 15, 1997 · Low confidence | Term ended | Term ended no later than Mar 15, 1997 | Low confidence |
| US 4,099,831 | High magnification optical apparatus with rotatable reflective lenticulated surface Term ended Term ended no later than Jul 11, 1998 · Low confidence | Term ended | Term ended no later than Jul 11, 1998 | Low confidence |
| US 4,168,106 | Pupil enlargement component for an optical device Term ended Term ended no later than Sep 18, 1999 · Low confidence | Term ended | Term ended no later than Sep 18, 1999 | Low confidence |
| US 5,477,385 | Optical magnifying apparatus Term ended Term ended no later than Dec 19, 2015 · Low confidence | Term ended | Term ended no later than Dec 19, 2015 | Low confidence |