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PATENTS

International Patents

1. S.B. Lee, T.G. Habetler, and D.J. Gritter,
“Device and Method for Estimating the Resistance of a Stator Winding for an AC Induction Motor,”
US Patent 6,621,291, Sept. 16, 2003.

2. G.B. Kliman, J.A. Malick, M.R. Shah, and S.B. Lee,
“Method and System for Evaluating Core Stack Pressure,”
US Patent 6,794,884, Sept. 24, 2004.

3. S.B. Lee, G.B. Kliman, M.R. Shah, and T. Richter,
“Test Probe,”
US Patent 6,847,224, Jan. 25, 2005.

4. G.B. Kliman, S.B. Lee, and M.R. Shah,
“Differential Sensor Apparatus and Method for Laminated Core Fault Detection,”
US Patent 6,873,152, March 29, 2005.

5. S.B. Lee, G.B. Kliman, and W.T. Mall,
“Test Probe for Electrical Devices having Low or No Wedge Depression,”
US Patent 6,927,598, August 9, 2005.

6. S.B. Lee, G.B. Kliman, M.R. Shah, and T. Richter,
“Test probe for detecting imperfections in stator cores of large generators,”
UK Patent GB 2,395,281, January 4, 2006.

7. S.B. Lee, K. Younsi, P.L. Jansen,
“System and Method for Online Monitoring of Insulation Condition for DC Machines,”
US Patent 7,042,229, May. 9, 2006.

8. S.B. Lee, D.W. Kim, W.T. Mall,
“Manual probe carriage system and method of using the same,”
US Patent 7,208,971, April, 24, 2007.

9.
G.B. Kliman, R.J. Carl, M.R. Shah, and S.B. Lee,
“Sensor probe with adjustable members,”
European Patent EP1521350, July 25, 2007.

10. G.B. Kliman, R.J. Carl, M.R. Shah, and S.B. Lee,
“Sensor probe with adjustable members,”
Austrian Patent AT368321, August 15, 2007.


11. G.B. Kliman, J.A. Malick, M.R. Shah, and S.B. Lee,
“Method and system for evaluating core stack pressure,”
European Patent EP1629273, March 19, 2008.


12. G.B. Kliman, R.J. Carl, M.R. Shah, and S.B. Lee,
“Sensor probe with adjustable members,”
German Patent DE602004007735, April 10. 2008.


13. S.B. Lee
, D.W. Kim, W.T. Mall, 
“Test probe for electrical devices having low or no wedge depression,”
Chinese Patent CN100437121, November 26, 2008.

14. G.B. Kliman, J.A. Malick, M.R. Shah, and S.B. Lee,
“Method and system for evaluating core stack pressure,”
German Patent DE60319885, November 27, 2008.

 

15. G.B. Kliman, E. Kliman, R.J. Carl, M.R. Shah, and S.B. Lee, 
“Universal sensor probe with adjustable members configured to fit between a plurality of slot openings of varying widths,”
US Patent 7,466,126, December 16, 2008.

16. S.B. Lee, D.W. Kim, and W.T. Mall,
“Manual probe carriage,”
UK Patent GB2,422,205, April 15, 2009.

17. G.B. Kliman, J.A. Malick, M.R. Shah, and S.B. Lee,
“Method and system for evaluating core stack pressure,”
Chinese Patent CN100516865, July 2, 2009.

18. S.B. Lee, G.B. Kliman, M.R. Shah, and T. Richter,
“Test Probe,”
Japanese Patent JP4503972, July 14, 2010.

19. G.B. Kliman, R.J. Carl, M.R. Shah, and S.B. Lee,
“General purpose sensor probe with ad
justable member,”
Japanese Patent JP4507180, July 21, 2010.


20.  S.B. Lee, and J. Hong,
“Apparatus and method for monitoring permanent magnet demagnetization of permanent magnet synchronous motors, and a medium having computer readable program for executing the method,” 
Japanese Patent JP5175312, January 11, 2013.

21.  S.B. Lee, D. Kim, W.T. Mall,
“Manual probe carrier system,” 
German Patent DE102006002552, Oct. 17, 2013.

22. J.M. Hong, and S.B. Lee,
“Apparatus and method for diagnosing permanent magnet demagnetization of permanent magnet synchronous motor, and apparatus for driving permanent magnet synchronous motor,”
US Patent 8,610,452, Dec. 17, 2013.

23.  S.B. Lee, D. Hyun,
"Induction Motors defect diagnosis apparatus, method and media," 
Chinese Patent CN103217644, Jan. 20, 2016.

24.  S.B. Lee, E.J. Wiedenbrug,
“Portable system for immotive multiphasic motive force electrical machine testing,” 
US Patent US9261562, Feb. 16, 2016.



Domestic Patents

1. S.B. Lee, J. Yoo,
“Device for driving and diagnosing insulation of AC motor,”
Korean Patent 1006699510000, Jan. 10, 2007.

2. S.B. Lee, J. Yang,
“Apparatus, and method for diagnosing the insulation condition of three phase alternating current rotating machinery, and a medium having computer readable program for executing the method,”
Korean Patent 1007984690000, Jan. 21, 2008.

3. S. Lee, Y. Oh, C. Choi, J. Yoon, S.B. Lee,
“Apparatus and method for detecting stator winding groundwall insulation condition of inverter-fed AC motor,”
Korean Patent 1008237240000, Apr. 14, 2008.

4. S. Lee, Y. Oh, C. Choi, J. Yoon, S.B. Lee,
“Device and method for detecting fault of stator windings of inverter-fed AC motor,”
Korean Patent 1008237230000, Apr. 14, 2008.

5. S.B. Lee, J. Cho,
“Method for diagnosing the insulation condition of three phase alternating current rotating machinery, and a medium having computer readable program for executing the method,”
Korean Patent 1009018550000, Jun. 2, 2009.

6. S.B. Lee, J. Yoon,
“Apparatus and method for detecting high-resistance connections in the incoming electrical circuit for three phases AC motors, and a medium having computer readable program for executing the method,”
Korean Patent 1009054430000, Jun. 24, 2009.

7. S.B. Lee, J. Yoon,
“Apparatus and method for diagnosing three phase AC motor, and a medium having computer readable program for executing the method,”
Korean Patent 1009251480000, Oct. 29, 2009.

8. S.B. Lee, J. Hong,
“Apparatus and method for monitoring permanent magnet demagnetization of permanent magnet synchronous motors, and a medium having computer readable program for executing the method,”
Korean Patent 1010191230000, Feb. 24, 2011.

9. S.B. Lee, K. Lee,
“Apparatus and method for diagnosing stator state of three phase AC motors, and a medium having computer readable program for executing the method,”
Korean Patent 1010463280000, Jun. 28, 2011.

10. S.B. Lee, B. Kim,
“Method for detecting rotor faults of inverter-fed induction motor, and a medium having computer readable program for executing the method,”
Korean Patent 1011429740000, Apr. 27, 2012.

11. S.B. Lee, J. Hong,
“Apparatus and method for diagnosing electrical contact quality of motor, and a medium having computer readable program for executing the method”
Korea Patent 1011429730000, Apr. 27, 2012.

12. S.B. Lee, D. Hyun,
“Apparatus and method for monitoring of airgap eccentricity of induction motors, and a medium having computer readable program for executing the method,”
Korean Patent 1011512440000, May. 23, 2012.

13. S.B. Lee, J. Hong, C. Kral, A. Haumer,
“Apparatus and method for monitoring condition of permanent magnet synchronous motors, and recoding medium having program for executing the method,”
Korean Patent 1013287380000, Dec. 5, 2012.

14. S.B. Lee, J. Yang,
“System for monitoring insulation condition of electric motors,”
Korean Patent 1012283860000, Jan. 25, 2013.

15. S.B. Lee, J. Hong,
“Apparatus and method for monitoring of airgap eccentricity of induction motors, and recording medium storing program for executing method of the same in computer,”
Korean Patent 1013265860000, Nov. 1, 2013.

16. S.B. Lee, D. Hyun,
“Apparatus and method for diagnosing rotor faults of induction motor, and a medium having computer readable program for executing the method,”
Korean Patent 1013265860000, Nov. 1, 2013.

17. T. Lee, K. Lee, S.B. Lee,
“Driving apparatus for permanent magnet synchronous motor,”
Korean Patent 1013671240000, Feb. 19, 2014.

18. C. Lim, S. Park, Y. Bae, S.B. Lee, K. Lee,
“System and method for diagnosing magnetic wedges for three phase AC motors, and a medium having computer readable program for executing the method,”
Korean Patent 1014465300000, Sep. 25, 2014.

19. S.B. Lee, D. Hyun,
"System and method for diagnosing PM synchronous motor and a recording medium having computer readable program for executing the method,"
Korea Patent 1016802420000, Nov. 11, 2016.