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David Lekhtman

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  • Beaconsfield, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Water entertainment center
    • Patent number 6,773,355
    • Issue date Aug 10, 2004
    • Future Beach Corporation
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Drive mechanism assembly for aquatic vehicle
    • Patent number 6,231,408
    • Issue date May 15, 2001
    • Future Beach Corporation
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Aquatic vehicle
    • Patent number 6,135,835
    • Issue date Oct 24, 2000
    • Future Beach Corporation
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Dual hull kayak
    • Patent number 6,112,692
    • Issue date Sep 5, 2000
    • Step Jet Corporation
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Pedal boat
    • Patent number 5,989,081
    • Issue date Nov 23, 1999
    • Step Jet Corporation
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Exercise boot
    • Patent number 5,871,298
    • Issue date Feb 16, 1999
    • David Lekhtman
    • A43 - FOOTWEAR
  • Information Patent Grant

    Fan air cleaner
    • Patent number 5,795,131
    • Issue date Aug 18, 1998
    • ClairIon Inc.
    • Paul E. Crowhurst
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Portable and personal-sized warm air humidifier
    • Patent number 5,636,319
    • Issue date Jun 3, 1997
    • Dov Z. Glucksman
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Water walking apparatus
    • Patent number 5,607,331
    • Issue date Mar 4, 1997
    • Damar Leisure Products Inc.
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Water recreation apparatus
    • Patent number D374421
    • Issue date Oct 8, 1996
    • Step Jet Corporation
    • David Lekhtman
    • D12 - Transportation
  • Information Patent Grant

    Sailing arrangement
    • Patent number 5,492,074
    • Issue date Feb 20, 1996
    • Windsaucer Corporation
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Water sporting equipment
    • Patent number 5,445,549
    • Issue date Aug 29, 1995
    • Damar Leisure Products Inc.
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Water sport equipment
    • Patent number 5,381,748
    • Issue date Jan 17, 1995
    • Windsaucer Corporation
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Warm air humidifier
    • Patent number D344790
    • Issue date Mar 1, 1994
    • Bionaire, Inc.
    • Dov Z. Glucksman
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Warm mist humidifier
    • Patent number D335339
    • Issue date May 4, 1993
    • Bionaire Inc.
    • Dov Z. Glucksman
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Air cleaner
    • Patent number D317043
    • Issue date May 21, 1991
    • Bionaire Inc.
    • Dov Z. Glucksman
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Cross-country ski climbing device
    • Patent number 4,844,501
    • Issue date Jul 4, 1989
    • David Lekhtman
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Water sport equipment
    • Patent number 4,708,076
    • Issue date Nov 24, 1987
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Video display terminal
    • Patent number D280821
    • Issue date Oct 1, 1985
    • Mitel Corporation
    • David Lekhtman
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Sporting and exercising spring shoe
    • Patent number 4,492,374
    • Issue date Jan 8, 1985
    • David Lekhtman
    • A43 - FOOTWEAR

Patents Applicationslast 30 patents

  • Information Patent Application

    OUTER SOLE HAVING RESILIENT MID-SOLE WITH FLOATING HINGES
    • Publication number 20100223810
    • Publication date Sep 9, 2010
    • David Lekhtman
    • A43 - FOOTWEAR
  • Information Patent Application

    WATERCRAFT HAVING INDEPENDENT DRIVE INPUTS
    • Publication number 20090029608
    • Publication date Jan 29, 2009
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    WATERCRAFT HAVING LOW CAVITATION DRIVE
    • Publication number 20080176465
    • Publication date Jul 24, 2008
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    Transmission system
    • Publication number 20050095929
    • Publication date May 5, 2005
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    Modular scaleable floating system
    • Publication number 20040134405
    • Publication date Jul 15, 2004
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    Beach kiosk
    • Publication number 20040060588
    • Publication date Apr 1, 2004
    • David Lekhtman
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Modular dock system
    • Publication number 20040028478
    • Publication date Feb 12, 2004
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    Water hammock
    • Publication number 20030134549
    • Publication date Jul 17, 2003
    • Future Beach Corporation
    • David Lekhtman
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    Beach kiosk
    • Publication number 20020046508
    • Publication date Apr 25, 2002
    • Future Beach Corporation
    • David Lekhtman
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...