Troy Investments, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5727108 High efficiency compound parabolic concentrators and optical fiber powered spot luminaireSep 30, 96Mar 10, 98[G02B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5836669 Remote illumination and light apportionment in appliancesExpiredJan 17, 96Nov 17, 98[F21V]
5300487 Nonspecular reflector with diffusely reflecting superconductor and protection coatingExpiredDec 30, 88Apr 05, 94[H01L, G02B, B32B]
5270296 High critical temperature superconducting wire with radially grown crystallitesExpiredApr 30, 92Dec 14, 93[B05D]
5258363 Superconducting integrating spheresExpiredMar 21, 89Nov 02, 93[G01J, H01B]
5246673 Delta singlet oxygen continuous reactorExpiredJan 15, 92Sep 21, 93[B01J]
5171732 Method of making a josephson junctionExpiredApr 03, 92Dec 15, 92[H01L, H01B]
5087610 Switchable superconducting elements and pixels arraysExpiredFeb 22, 89Feb 11, 92[H03K, G09G, H01B]
5079533 Magnetic flux concentrators and diffusersExpiredMar 21, 89Jan 07, 92[H01F]
5064809 Method of making a Josephson junction with a diamond-like carbon insulating barrierExpiredDec 23, 88Nov 12, 91[H01L, B05D]
5047386 Apparatus for continuous manufacture of high temperature superconducting wires from molten superconducting oxidesExpiredDec 29, 88Sep 10, 91[B05C, H01B]
5047392 Diamagnetic colloids based sealsExpiredMar 21, 89Sep 10, 91[F16C]
5036042 Switchable superconducting mirrorsExpiredDec 29, 88Jul 30, 91[H01B, G02B]
5026681 Diamagnetic colloid pumpsExpiredMar 21, 89Jun 25, 91[H02K]
5010311 Electronic modulation of magnetic fieldsExpiredFeb 22, 89Apr 23, 91[H01F]
4996508 Temporal and spatial control of field topologies in solenoidsExpiredMar 21, 89Feb 26, 91[H01F]
4975265 "Delta singlet oxygen" continuous reactorExpiredDec 21, 88Dec 04, 90[C01B]

Top Inventors for This Owner

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