WHO WE ARE

 

TECHNICAL
EXPERTISE




 

WORLD PATENTS

  1. European Union, Granted Application # EP 1113943B1, Hybrid Vehicles, issue date November 24, 2004
     
  2. France, # EP 1113943B1, Hybrid Vehicles, issue date November 24, 2004
     
  3. Great Britain, # EP 1113943B1, Hybrid Vehicles, issue date November 24, 2004
     
  4. Germany, Patent # EP 1113943B1, Hybrid Vehicles, issue date November 24, 2004
     
  5. Japan, Patent # 3,676,235, Hybrid Vehicles, issue date May 13, 2005
     
  6. Korea, Patent # 10-0466165, Hybrid Vehicles, issue date January 4, 2005
     
  7. Japan, Patent # 3,779,676, Hybrid Vehicles
     
  8. Mexico, Patent # 234,286, Hybrid Vehicles
     
  9. Canada, Patent # 2,343,056, Hybrid Vehicles
     
  10. Brazil, Patent # PI-9913684-8, Hybrid Vehicles

US PATENTS

  1. #7,642,292 Issued on January 5, 2010; Systems, methods, and compositions of synthetic hydrocarbon compounds
  2. #7,597,164 Issued on October 6, 2009; Hybrid Vehicles
  3. #7,559,388 Issued on July 14, 2009; Hybrid Vehicles
  4. #7,520,353 Issued on April 21, 2009; Hybrid Vehicle Configuration
  5. #7,455,134 Issued on November 25, 2008; Hybrid Vehicles
  6. #7,392,871 Issued on July 1, 2008; Hybrid Vehicles
  7. #7,237,634 Issued on July 3, 2007; Hybrid Vehicles
  8. #7,104,347 Issued on September 12, 2006; Hybrid Vehicles – 5th major patent in this category
  9. #6,554,088 Issued April 29, 2003; Hybrid vehicles - 4th major patent in this category. Full patent in PDF.
  10. #6,338,391 Issued January 15, 2002; Hybrid vehicles incorporating turbochargers. Full patent in PDF.
  11. #6,226,191 Issued May 1, 2001; UPS with current waveshape circuit.
  12. #6,209,672 Issued April 3, 2001; Hybrid Electric Vehicle - 2nd patent. Full patent in PDF.
    Key inventions for a super-efficient, low cost automobile drive train.
  13. #5,458,991 Issued October 17, 1995; UPS with Auto Self-Test.
    Performance improvement for low power UPS products.
  14. #5,440,179 Issued August 8, 1996; UPS with Bi-Directional Power Flow.
    Key invention for the new generation of low power, low cost UPS products.
  15. #5,343,970 Issued September 6, 1994; Hybrid Electric Vehicle. Full patent in PDF.
    Key inventions for a super-efficient, low cost automobile drive train.
  16. #5,434,769 Issued July 18, 1995; Multi-Phase Adaptable AC-DC Converter.
    Low cost solution for multiphase, large voltage range input voltage.
  17. #5,315,497 Issued on May 24, 1994; Symmetrical Universal AC-AC Power Conditioner.
    Key invention for inexpensive Uninterruptible Power Supplies, especially for operation on any frequency, voltage rating, and from any number of phases.
  18. #5,313,358 Issued on May 17, 1994; Multiphase Common Mode Transient Suppressor.
    Inexpensive current surge suppressor and superefficient voltage surge suppressor.
  19. #5,253,157 Issued October 12, 1993; Half-Bridge Inverter with Capacitive Voltage Equalizer.
    Energy efficient solution for half-wave rectifier loads.
  20. #5,241,217 Issued August 31, 1993; UPS with Input Commutation Between AC and DC Sources of Power.
    Low cost solution to battery charging and discharging.
  21. #5,075,565 Issued December 24, 1991; Two-phase Uninterruptible Power Supply.
    Pioneering invention for two-phase electrical service applications.
  22. #4,956,600 Issued September 11, 1990; High Frequency Current Detector for a Low Frequency Line.
    Very low cost AC or DC current sensor Key inventions for power factor correction in Switch Mode Power Supplies.

    Key inventions for power factor correction in Switch Mode Power Supplies:
  23. #4,974,141 Issued November 27, 1990; AC to DC Power Converter with Input Current Waveform Control for Buck-Boost Regulation of Output (continuation of U.S. Patent 4,964,029).
  24. #4,964,029 Issued October 16, 1990; AC to DC Power Converter with Input Current Waveform Control for Buck-Boost Regulation of Output.
  25. #4,943,902 Issued July 24, 1990; AC to DC Power Converter and Method with Integrated Line Current Control for Improving Power Factor.
    The lowest cost circuit.
  26. #4,816,982 Issued March 28, 1989; AC to DC Power Converter with Integrated Line Current Control for Improving Power Factor.
    The lowest cost circuit.
  27. #4,780,801 Issued October 25, 1988; Uninterruptible Power Supply Apparatus.
    Key invention for all stepwave small power UPS.
  28. #D354,267 Issued January 10, 1995; Power Supply.
    Key design patent on improved operability of small power UPS.
  29. #4,685,042 Issued August 4, 1987; Modulator control for inverter.

    See all patents on the US Patent Office site.


    Former USSR
  30. CLASSIFIED Invention in pyroelectric receivers for millimeter waverange
  31. CLASSIFIED Invention in precision peak pulse power measurement in millimeter waverange

AMERICAN DEVELOPMENT LABORATORIES, INC.
8605 Cameron St, Suite 500, Silver Spring, MD 20910
Voice: (202) 841-5780; Fax: (305) 359-3231; email