WIDE-LITE INTERNATIONAL CORPORATION

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

  • No Technology to Display

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

  • No Recent Patents to Display

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4931701 Bi-level ballast circuit for operating HID lampsExpiredJul 06, 88Jun 05, 90[H05B]
4695769 Logarithmic-to-linear photocontrol apparatus for a lighting systemExpiredNov 27, 81Sep 22, 87[H05B]
4535271 High frequency circuit for operating a high-intensity, gaseous discharge lampExpiredApr 24, 78Aug 13, 85[H05B]
4531180 Internal shield for trough-like reflectorExpiredDec 17, 80Jul 23, 85[F21V]
4498126 Lighting fixture with relamping socket apparatusExpiredOct 07, 83Feb 05, 85[F21S]
4482844 Lamp dimmerExpiredFeb 07, 83Nov 13, 84[G05F]
4426603 HPS Starting aidExpiredNov 16, 81Jan 17, 84[H05B]
4414600 Protection device for high intensity gaseous discharge lamp starting circuitExpiredDec 21, 81Nov 08, 83[H02H]
4400754 Spark arrestorExpiredNov 27, 81Aug 23, 83[H02H]
4364105 Stacked fixtures with angularly positioned lamps and downwardly light-directing reflectorsExpiredApr 01, 81Dec 14, 82[F21S]
4329627 High frequency thyristor circuit for energizing a gaseous discharge lampExpiredMay 08, 80May 11, 82[H05B]
4323956 Lens closure for light fixture and method for attachmentExpiredMar 17, 80Apr 06, 82[F21V]
4318031 Lamp, ballast and starter visual monitorExpiredOct 31, 79Mar 02, 82[H05B]
4310828 Programmed controllerExpiredDec 31, 79Jan 12, 82[H04Q]
4308573 Lamp fixture including diffused low angle reflective surfacesExpiredJun 12, 78Dec 29, 81[F21V]
4293901 Reflector system having sharp light cutoff characteristicsExpiredDec 17, 79Oct 06, 81[F21V]
4261030 Wrap-around parabolic light fixture and method for manufactureExpiredMar 15, 79Apr 07, 81[F21V]
4240853 Lens closure for light fixture and method for attachmentExpiredOct 20, 78Dec 23, 80[F21V, E06B, G03B]
4236100 Lighting circuitsExpiredNov 17, 78Nov 25, 80[H05B]
4233558 Regulated dual DC power supplyExpiredSep 22, 78Nov 11, 80[H02P, H05F]

View all patents..

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.