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Patent Number Title Of Patent Date Issued
5617272 Adhesiveless seal assembly incorporating magnetic seal for use with disc drive Apr. 1, 1997
5617271 Cassette loading apparatus Apr. 1, 1997
5617270 Tape winding linkage of magnetic recording and reproducing apparatus Apr. 1, 1997
5617269 System for recording track-centering servo signals on multi-track magnetic medium Apr. 1, 1997
5617268 Tracking control apparatus that switches polarity of tracking error signal according to detected... Apr. 1, 1997
5617267 Servo data writing apparatus for supporting the free end of a rotating shaft in a magnetic disk ... Apr. 1, 1997
5617266 Motor stabilizing control apparatus for use with motors, including for use with a drum motor in ... Apr. 1, 1997
5617265 Magnetic tape recording device comprising a variable data region length system Apr. 1, 1997
5617264 Method and apparatus for rewriting data to a floppy disk by storing reproduced data in a memory Apr. 1, 1997
5617263 Method of and apparatus for recording data suitable for a digital recording in a multiplexed fas... Apr. 1, 1997
5617262 Base body of reflecting mirror and method for preparing the same Apr. 1, 1997
5617261 Mirror arrangement with a deformable mirror element Apr. 1, 1997
5617260 Optical instrument with rotatable lens turret Apr. 1, 1997
5617259 Projection TV set apparatus Apr. 1, 1997
5617258 Non-reusable lens cell for a surgical laser handpiece Apr. 1, 1997
5617257 Variable focus adapter Apr. 1, 1997
5617256 Biaxial actuator Apr. 1, 1997
5617255 Camera lens system Apr. 1, 1997
5617254 Compact zoom lens Apr. 1, 1997
5617253 Zoom lens Apr. 1, 1997
5617252 Gradient refractive index lens elements Apr. 1, 1997
5617251 Flat lighting device Apr. 1, 1997
5617250 Radiation projection arrangement with integrated radiation indicator Apr. 1, 1997
5617249 Frequency-multiplexed logic, amplification and energy beam control Apr. 1, 1997
5617248 Diffraction grating array and display having a diffraction grating Apr. 1, 1997
5617247 Light signaling device Apr. 1, 1997
5617246 Polarized light coherent combining laser apparatus Apr. 1, 1997
5617245 Rear view mirror unit Apr. 1, 1997
5617244 Optical amplifier and laser Apr. 1, 1997
5617243 Electro-optical system and method of displaying images Apr. 1, 1997
5617242 Repair of digital micromirror device having white defects Apr. 1, 1997
5617241 Optical beam scanner Apr. 1, 1997
5617240 Automatic gain control method and device for receiving circuits Apr. 1, 1997
5617239 Optical source for communications system Apr. 1, 1997
5617238 Automated system, and corresponding method, for measuring transmitter duty cycle distortion of e... Apr. 1, 1997
5617237 Automated system, and corresponding method, for measuring transmitter extinction ratio of electr... Apr. 1, 1997
5617236 Infrared communication device for multistandard operations Apr. 1, 1997
5617235 Device for optically transmitting and receiving binary information Apr. 1, 1997
5617234 Multiwavelength simultaneous monitoring circuit employing arrayed-waveguide grating Apr. 1, 1997
5617233 Transparent optical node structure Apr. 1, 1997
5617232 Optical digital holding apparatus Apr. 1, 1997
5617231 Diffusing matrix liquid crystal display screen Apr. 1, 1997
5617230 Color liquid crystal display device with peripheral pixels in a light-shielded state Apr. 1, 1997
5617229 Field sequential ferroelectric LCD having a single crystalline layer in which a plurality of cir... Apr. 1, 1997
5617228 Polymer-dispersed liquid crystal display device and method to set liquid crystal layer thickness... Apr. 1, 1997
5617227 Light diffraction device using reconfigurable spatial light modulators and the fractional talbot... Apr. 1, 1997
5617226 Polymer dispersed liquid crystal projection display having polarizing means Apr. 1, 1997
5617225 Stereoscopic display apparatus and method Apr. 1, 1997
5617224 Imae processing apparatus having mosaic processing feature that decreases image resolution witho... Apr. 1, 1997
5617223 Image scanner system and method for improved microfilm image quality Apr. 1, 1997

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