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    Nicetech's Intellectual property list
    section subject registration number filing date registration date remarks
    Patent auto brake device for walking aid (walker) 10-0768644 06.12.16 07.10.12 registration
    Patent parking brake system for walking aid(walker) 10-0768645 06.12.18 07.10.12 registration
    Patent walker 10-0859890 08.09.01 08.09.17 registration
    Patent brake device for walking aid (walker) 10-0902252 07.12.11 09.06.06 registration
    Patent walking aid(walkers) equipped with generator 10-1100712 09.09.22 11.12.28 pending
    Patent brake system for walking aid (walker) 10-1089997 10.06.17 11.11.29 pending
    US patent brake system for walking aid (walker)       registration
    Japan patent brake system for walking aid (walker) 2011-241987 11.11.04   registration
    Patent LED Module 10-1120702 12.02.20   registration
    Patent LED lighting safety circuit 10-1040833 11.04.06 11.08.08 registration
    Patent LED lighting used with two-sided P.C.B 10-1089942 11.04.20 11.11.29 registration
    Patent Manufacturing method of LED lamp bulbs heat sink 10-1075310 11.04.28 11.10.18 registration
    Patent Composition of light diffusing of LED lighting 2011-0066197 11.07.06   pending
    Patent LED bulbs 2011-0136225 11.12.16   pending
    US patent BRAKE OF WALKING SUPPORT MACHINE US7,441,633 B2 07.12.21 08.10.28 registration
    Japan patent auto brake device for walking aid (walker) 224746/2008 08.09.02   pending
    PCT Application KINETIC ENERGY INTO ELECTRIC ENERGY PCT/KR2010/006487 10.09.20   pending
    US patent KINETIC ENERGY INTO ELECTRIC ENERGY 13/380,887 11.12.26   pending
    PCT Application LED lighting safety circuit PCT/KR2011/004418 11.06.18   pending
    US patent LED lighting safety circuit 13-373.073 11.06.27   pending
    Japan patent LED lighting safety circuit       pending
    patent Vacuum cleaner 2010-0003787 10.04.18   pending
    Design Walker 30-0463595 08.12.16   registration
    Design Walker 30-0463596 08.12.16 07.09.18 registration
    Design Walker 30-0519553 08.08.12 07.09.18 registration
    Brand NICEWARKER 40-0833470 09.04.28 10.08.19 registration
    Brand NICEWARKER 2011-0026453 11.06.17   pending