Zeni Lite Buoy Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 1109

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5224773 Lantern and a lens for the sameMar 25, 91Jul 06, 93[F21V]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6905228 LED lighting fixtureExpiredNov 03, 00Jun 14, 05[F21V]
5387144 Stabilizer for spar buoyExpiredSep 02, 93Feb 07, 95[B63B]
5235467 Cylindrical lens and a manufacturing method for the sameExpiredNov 04, 91Aug 10, 93[G02B]
5044450 Spar-buoy boring derrick and mooring facilityExpiredFeb 26, 90Sep 03, 91[E21B]
4354172 System of generating synchronizing signals in a navigational light groupExpiredAug 05, 80Oct 12, 82[G08G]

Top Inventors for This Owner

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