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Class Information
Number: 968/829
Name: Horology > Apparatus for producing preselected time intervals for use as timing standards (generating clock signals for electric digital computers g06f 1/04; regulating frequency in general h03c, l) [g04f 5/00] > Using atomic clocks [g04f 5/14]
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4953148 |
Elimination of magnetic influence on atomic clocks |
Aug. 28, 1990 |
| 4947137 |
Passive frequency standard |
Aug. 7, 1990 |
| 4943955 |
Atomic clock |
Jul. 24, 1990 |
| 4845692 |
Clocking device of substantially constant stability for short-term and long-term time measurement |
Jul. 4, 1989 |
| 4684900 |
Optical pumping cesium resonator and laser diode detection |
Aug. 4, 1987 |
| 4596962 |
Evacuated, wall-coated, sealed, alkali atom cell for an atomic frequency standard |
Jun. 24, 1986 |
| 4494085 |
Miniaturized atomic frequency standard having both filter cell and absorption cell in resonator cavity |
Jan. 15, 1985 |
| 4482259 |
Laser clock |
Nov. 13, 1984 |
| 4476445 |
Methods and apparatus for rapid and accurate frequency syntonization of an atomic clock |
Oct. 9, 1984 |
| 4425653 |
Atomic beam device using optical pumping |
Jan. 10, 1984 |
| 4323860 |
Laser excited molecular beam time and frequency standard |
Apr. 6, 1982 |
| 4315224 |
Laser stimulated Raman molecular beam time and frequency standard |
Feb. 9, 1982 |
| 4314209 |
Q-Enhanced resonance-stabilized maser |
Feb. 2, 1982 |
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