Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7354397 | Capsule-type medical apparatus and a communication method for the capsule-type medical apparatus When a capsule is manufactured, a unique number such as a serial number is stored in non-volatile memory in the capsule. If the capsule is used with an external apparatus, the unique number is sent from the capsule to the external apparatus. The external apparatus r... | 04/08/2008 |
| 7345757 | Inspection apparatus for pipelines An inspection system is provided that includes a camera and a laser distance measuring device. The camera has high magnification capabilities and can be panned and tilted as needed. The laser distance measuring device provides information regarding the distance from... | 03/18/2008 |
| 7251025 | Method and apparatus for obtaining position data relating to a probe in the ear canal A method for obtaining position data relating to a probe in the ear canal whereby a probe is inserted into the ear canal, the method further comprising the steps of:—determine the distance from the distal portion of the probe to at least one point of the internal ... | 07/31/2007 |
| 7206067 | Method and apparatus for obtaining geometrical data relating to the ear canal of the human body A method and apparatus for obtaining geometrical data relating to the internal surface of the ear canal and/or ear whereby a probe having a light emitting distal portion is inserted into the ear canal, the method including the steps of: ... | 04/17/2007 |
| 6648814 | Micro-robot for colonoscope with motor locomotion and system for colonoscope using the same A micro-robot for colonoscope with motor locomotion comprises an information detecting unit for obtaining information of the interior of the colon and a driving unit for generating its own locomotion and moving the information detecting unit without causi... | 11/18/2003 |
| 5575754 | Endoscopic apparatus for three dimensional instrumentation An endoscopic apparatus according to the present invention comprises an endoscope insertable in an object of inspection, an apparatus body capable of being removably fixed to the object of inspection, the apparatus body including a fixing section capable ... | 11/19/1996 |
| 5424836 | Apparatus for contact-free optical measurement of a three-dimensional object A description is given of an apparatus for the contact-free, spatial measurement of a poorly accessible, three-dimensional object (9) optically by taking surface photographs, having an optic ray source, a recording unit (10, 11) for recording optic rays (... | 06/13/1995 |
| 5365331 | Self centering device for borescopes An apparatus for holding an insertion tube of a borescope centered within a passage along which the borescope travels, that includes a pair of opposed collar assemblies slidably mounted upon the insertion tube of the borescope, with each collar assembly i... | 11/15/1994 |
| 4883355 | Slotted thrusters for fluid propelled borescopes An improved thruster for propelling borescopes by the reaction forces generated by pressurized fluid expelled from the thruster has a desirably small cross-sectional profile made possible by its novel construction. The basic embodiment of the thruster com... | 11/28/1989 |
| 4843896 | Probe for internal bore inspection An inspection probe is disclosed that is capable of maintaining a constant orientation within a tubular vessel while inspecting the vessel. The probe includes at least one inspection mechanism disposed in a body. Two sets of three spring biased centering ... | 07/04/1989 |
| 4830491 | Cavity scope A portable, self-contained, light-weight, compact and explosion-proof device, that is readily dismantable and transportable by automobile or aircraft, for inspecting the ignition surfaces of a solid propellant rocket motor can be introduced into the motor... | 05/16/1989 |
| 4787369 | Force relieving, force limiting self-adjusting steering for borescope or endoscope A self-adjusting mechanism ensures that the collective force on the steering cables of an endoscope or borescope is limited or relieved when a predetermined force is reached. The mechanism includes a frame, a slider that moves on the frame and restrains t... | 11/29/1988 |
| 4784463 | Endoscope apparatus holding apparatus An endoscope apparatus holding apparatus provided with an attaching means detachably attachable to such object to be inspected as a jet engine, a holding means for holding an endoscope or an endoscope insertion assisting means through which the endoscope ... | 11/15/1988 |
| 4752127 | Optical tube inspection apparatus A tube inspection apparatus includes a probe which carries along the tube one or more infrared emitters and a plurality of infrared detectors. In one embodiment there is one emitter and in another embodiment the number of emitters equals the number of det... | 06/21/1988 |
| 4726355 | Curvable part device for endoscope devices In the insertion part of at least one of an endoscope and an endoscope auxiliary inserted through this endoscope, guide wire receivers for curving wires passed through curvably jointed knot rings formed on the tip side of the insertion part are engaged an... | 02/23/1988 |
| 4640124 | Tecnoscopes A technoscope for internal inspection of plant such as special aircraft power units equipped with non-circular, preferably cornered (e.g. square) wall ports comprises a rigid first metal guide shaft of non-circular cross-section insertible into one of the... | 02/03/1987 |
| 4516426 | Inspection device for the tube plate of a heat exchanger The invention relates to an inspection device for the tube plate of a heat exchanger. It comprises a motive part (2) mounted on a support equipped with fixing means to the inlet face of the tube plate. The motive part (2) is driven in rotation and in tran... | 05/14/1985 |
| 4011017 | Borescope support apparatus An apparatus for supporting a borescope probe in a gas turbine includes a housing, spaced swivel or washer bearings which receive the stem of the borescope probe, resilient washers disposed between the bearings that receive the borescope stem in close fit... | 03/08/1977 |
