Patents
  1. Lee, H., Song, H., Lee, J., Jeoung, J., You, H., Jung, K., Chang, J., and Lee, W. Handle assembly rotatable in all directions and         cleaner having the same. Application number: 10-2007-0134708, 2007. 12. 20.; US 12/153178, 2008. 5. 14. Patent registration            number: US 7854039, 2010. 12. 21.
  2. Lee, H., Song, H., Lee, J., Jeoung, J., You, H., Jung, K., Chang, J., and Lee, W. Handle assembly rotatable in all directions and         cleaner having the same. Application number: 08162113.8, 2008. 08. 08. Patent registration number: EP 2071997A2 and EP              2071997A3, 2009. 06. 24 and 2014. 05. 07.
  3. You, H. and Chang, J. A method for deciding detail size of glove. Application number: 10-2007-0091021, 2007. 9. 7; Patent             registration number: KR 10-0853483, 2008. 8. 14.
  4. You, H., Chang, J., Lee, M., Kim, H., Jeong, J., Yeon, S., and Kim, Y. Glove. Application number: 10-2006-0079443; Patent                 registration number: KR 10-0752518, 2007. 8. 21.
  5. You, H., Chang, J., Lee, M., Kim, H., Jeong, J., Yeon, S., and Kim, Y. Glove. Application number: 30-2006-0030785; Design                 patent registration number: KR 30-0449710, 2007. 5. 10.
  6. You, H., Chang, J., Lee, M., Kim, H., Jeong, J., Yeon, S., and Kim, Y. Glove. Application number: 30-2006-0030784; Design                 patent registration number: KR 30-0449709, 2007. 5. 10
  7. You, H., Chang, J., Lee, M., Kim, H., Jeong, J., Yeon, S., and Kim, Y. Glove. Application number: 30-2006-0030783; Design                 patent registration number: KR 30-0449708, 2007. 5. 10.
  8. Lee, Y., You, H., Lee, M., Chang, J., Kim, H., Jeong, J., and Yeon, S. Flame-proof clothing. Application number: 10-2005-                   0120907; Patent registration number: KR 10-0688358, 2007. 2. 22.
  9. Kim, H., Yeon, S., Jeong, J., You, H., Lee, M., Chang, J., and Lee, Y. Flame-proof clothing: upper garment. Application number:       30-2005-0042561; Design patent registration number: KR 30-0412077.
  10. Kim, H., Yeon, S., Jeong, J., You, H., Lee, M., Chang, J., and Lee, Y. Flame-proof clothing: lower garment. Application number:       30-2005-0042560, Design patent registration number: KR 30-0412078