Patents
US 8421455 B1: Pulsed free induction decay nonlinear magneto-optical rotation apparatus
- Granted
- 2013-04-16
- Filed
- 2009-09-25 application 12567452
- Type
- Utility · 35 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A magnetometer and concomitant magnetometry method comprising emitting light from a light source, via a pulse generator pulsing light from the light source, directing the pulsed light to an atomic chamber, employing a field sensor in the atomic chamber, and via a signal processing module receiving a signal from the field sensor.
Source: PVGPATDIS, file of 2026-04-10 (ipg130416.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Southwest Sciences Incorporated 10 patents | US company or organization | Santa Fe, NM | PVGPATDIS, file of 2026-04-10 | |
| THE REGENTS OF THE UNIVERSITY OF CALIFORNIA 8,781 patents | US company or organization | Berkeley, CA | REGENTS OF THE UNIVERSITY OF CALIFORNIA State business registration FUZZY medium confidence: same name (legal endings aside) and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| David Christian Hovde | Cincinnati, OH | 3 | PVGPATDIS, file of 2026-04-10 | |
| Dmitry Budker | Corona, CA | 10 | PVGPATDIS, file of 2026-04-10 | |
| James Higbie | Lewisburg, PA | 2 | PVGPATDIS, file of 2026-04-10 | |
| Victor Marcel Acosta | Albany, CA | 26 | PVGPATDIS, file of 2026-04-10 | |
| Micah Ledbetter | Oakland, CA | 37 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| G01R | Measuring electric variables; measuring magnetic variables | G01R33/26 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2013-08-21 | Assignment Assignment of assignor's interest | HIGBIE, JAMES signed 2013-03-27 LEDBETTER, MICAH P. signed 2013-03-27 BUDKER, DMITRY signed 2013-03-28 ACOSTA, VICTOR signed 2013-05-15 | THE REGENTS OF THE UNIVERSITY OF CALIFORNIA OAKLAND, CA | 31056/825 | ECORSEXC, file of 2026-09-25 |
| 2012-11-13 | Government interest Confirmatory license | SOUTHWEST SCIENCES, INC. signed 2012-10-10 | DEPARTMENT OF THE NAVY PATUXENT RIVER, MD | 29342/298 | ECORSEXC, file of 2026-09-25 |
| 2010-03-02 | Assignment Assignment of assignor's interest | HOVDE, DAVID C. signed 2009-11-23 | SOUTHWEST SCIENCES INCORPORATED SANTA FE, NM | 24015/650 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.