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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 7860142 | Laser with spectral converter A laser with a spectral converter. The novel laser includes a spectral converter adapted to absorb electromagnetic energy in a first frequency band and re-emit energy in a second frequency band, and a laser gain medium adapted to absorb the re-emitted energy and out... | 12/28/2010 |
| 6157663 | Laser with optimized coupling of pump light to a gain medium in a side-pumped geometry A solid-state laser includes a high-absorption coefficient solid-state gain medium such as Nd:YVO4 that is side pumped with a semiconductor laser diode array. The resonant cavity of the solid-state laser is positioned so that the TEM00 | 12/05/2000 |
| 4594720 | Long gain length solar pumped box laser A solar pumped laser has its lasing path lengthened by forming a square loop in the lasing path by means of bending mirrors. Solar radiation is collected and concentrated into a donut shaped intensity pattern. This intensity pattern is directed onto the l... | 06/10/1986 |
| 4424592 | Solar pumped laser A solar pumped laser in which the lasant is a gas that will photodissociate and lase when subjected to sunrays. Sunrays are collected and directed onto the gas lasant to cause it to lase.... | 01/03/1984 |
| 4281294 | Direct solar pumped laser A direct solar pumped laser operates on emission from the phosphorescent T1 .fwdarw.So transition of a suitable dye molecule used in liquid or solid solution. The first excited singlet electronic state S1 is excited from t... | 07/28/1981 |
| 4264876 | Solar powered iodine laser A stabilized satellite device located outside of the earth's atmosphere collects solar energy, converting it by photochemical or other laser interactions into a beam of infrared energy directed toward a power utilization station, such as at the earth's su... | 04/28/1981 |
| 4234856 | Gasdynamic solar powered laser A stabilized-satellite power system located outside of the earth's atmosphere collects solar energy, converting it by dynamic gas laser interaction into a beam of infrared energy directed toward a power utilization station, such as at the earth's surface,... | 11/18/1980 |
| 4168716 | Solar-powered thermionic-photoelectric laser A solar-powered thermionic-photoelectric current generator is disclosed employing a paraboloidal telescope for collecting and concentrating sunlight into a narrow beam which is incident upon a thorium-doped tungsten cathode target within an evacuated enve... | 09/25/1979 |
| 4158822 | Phosphorescence exhibiting materials for optically pumped lasers Chemical compounds resulting from the mixing of organosilanes and quinones in the presence of di-tert-butyl peroxide as a sensitizer, exhibit strong blue phosphorescence. These compounds are highly resistant to deterioration by heat and UV irradiation. Th... | 06/19/1979 |
| 4140979 | Solar pulser for laser pumping Apparatus for providing solar energy to the side of a longitudinally extending laser in pulses comprising a first cylindrical opaque body having a central cylindrical bore in which the laser is mounted, the body having longitudinal passages extending radi... | 02/20/1979 |
| 3975693 | Dual function laser for space laser communications A Nd:YAG laser operating in a dual functioning cavity with a Ba2 Na(NbO3)5 frequency doubling crystal provides two frequencies of laser radiation, one frequency double the other, to provide a laser beacon beam at a wavelen... | 08/17/1976 |
| 3946333 | Apparatus for optically pumping lasers with solar energy An optical pumping system employs a first concave reflector for collecting solar energy and directing it toward a second concave reflector facing the first reflector in confocal relation therewith. The resulting collimated solar beam is redirected toward ... | 03/23/1976 |
| 3933323 | Solid state solar to microwave energy converter system and apparatus Solid state spaced-oriented means convert solar radiation into microwave energy which is amplified and beamed to earth as a source of electrical power. A large number of semiconductor devices operating in the current multiplication region are irradiated b... | 01/20/1976 |
