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...that on Dec. 15, 1836, the Patent Office was completely destroyed by fire? Lost were some 7,000 models, 9,000 drawings, and 230 books plus all records of patent applications and grants.
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| Number | Title | Issue Date |
| 7261730 | Phototherapy device and system Physically flexible radiation-emitting probes and associated illumination methods and systems for delivering radiation or light to the interior of a lumen or cavity. Light-emitting devices are immersed in a flowing liquid coolant within a probe to provide high light... | 08/28/2007 |
| 7135034 | Flexible array Physically flexible radiation-emitting probes and associated illumination methods and systems for delivering radiation or light to the interior of a lumen or cavity. Light-emitting devices are immersed in a flowing liquid coolant within a probe to provide high light... | 11/14/2006 |
