Caldwell; James Brian
Patent Applications and Registrations
Patent applications and USPTO patent grants for Caldwell; James Brian.The latest application filed is for "wavelength separating beamsplitter".
- Caldwell; James Brian - Petersburg VA
- Caldwell; James Brian - Hallandale Beach FL
| Patent | Date |
|---|---|
| UV-VIS-IR imaging optical systems Grant 8,289,633 - Caldwell October 16, 2 | 2012-10-16 |
| Wavelength separating beamsplitter Grant 8,184,375 - Towndrow , et al. May 22, 2 | 2012-05-22 |
| Wavelength Separating Beamsplitter App 20090323192 - TOWNDROW; Clive ; et al. | 2009-12-31 |
| UV-VIS-IR imaging optical systems App 20090296201 - Caldwell; James Brian | 2009-12-03 |
| Wide-range, wide-angle, rotatable compound zoom Grant 7,283,309 - Caldwell , et al. October 16, 2 | 2007-10-16 |
| Wide-range, wide-angle compound zoom with simplified zooming structure Grant 7,227,682 - Caldwell , et al. June 5, 2 | 2007-06-05 |
| Wide-range, wide-angle compound zoom with simplified zooming structure App 20060227415 - Caldwell; James Brian ; et al. | 2006-10-12 |
| Wide-range, wide-angle, rotatable compound zoom App 20060056050 - Caldwell; James Brian ; et al. | 2006-03-16 |
| Dual power binocular with adjustable stop App 20060056075 - Betensky; EllisI ; et al. | 2006-03-16 |
| Zoom lens system Grant 7,012,759 - Betensky , et al. March 14, 2 | 2006-03-14 |
| Zoom lens system Grant 6,961,188 - Betensky , et al. November 1, 2 | 2005-11-01 |
| Zoom lens system App 20050190434 - Betensky, Ellis I. ; et al. | 2005-09-01 |
| Zoom lens system App 20040021953 - Betensky, Ellis I. ; et al. | 2004-02-05 |
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