P

Inventor

KWON YOUNG-JUN

KR40 patents
⚠️ This page may combine multiple inventors who share the name “KWON YOUNG-JUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KWON YOUNG-JUN

14 patents
US6764142B2Jul 20, 2004

Method of manufacturing a toothbrush with highly tapered bristles having superior flexibility

KWON YOUNG-JUN39 citations92
US7448693B2Nov 11, 2008

Toothbrush having needle-shaped bristle tapered at one end and manufacturing method thereof

KWON YOUNG-JUN15 citations84
US8522389B2Sep 3, 2013

Manufacturing method of needle-shaped bristles having short taper length and a toothbrush by same manufacturing method

KWON YOUNG-JUN10 citations83
US8336967B2Dec 25, 2012

Method of tapering bristles for toothbrushes, and toothbrush having bristles manufactured by said method

KWON YOUNG-JUN7 citations83
US8333436B2Dec 18, 2012

Processing method for taper of needle-shaped bristle enhanced throughput

KWON YOUNG-JUN11 citations83
US8172337B2May 8, 2012

Toothbrush having needle-shaped bristles with various end points and manufacturing method thereof

KWON YOUNG-JUN12 citations83
US8029069B2Oct 4, 2011

Method of manufacturing toothbrush with needle-shaped bristles, and toothbrush manufactured by the same

KWON YOUNG-JUN8 citations83
US8918945B2Dec 30, 2014

Toothbrush with needle-shaped bristles for improving tooth and gum contacting force and teeth-cleaning performance, and method for manufacturing same

KWON YOUNG-JUN2 citations62
US8424145B2Apr 23, 2013

Toothbrush having needle-shaped bristles with various end points and manufacturing method thereof

KWON YOUNG-JUN3 citations62
US8403425B2Mar 26, 2013

Processing method for taper of needle-shaped bristle enhanced throughput

KWON YOUNG-JUN3 citations62
US8186765B2May 29, 2012

Method of manufacturing toothbrush with needle-shaped bristles, and toothbrush manufactured by the same

KWON YOUNG-JUN4 citations62
US8136889B2Mar 20, 2012

Needle-shaped bristle and method of manufacturing the same

KWON YOUNG-JUN4 citations62
US7938492B2May 10, 2011

Toothbrush having pressure relief unit and method of producing same

KWON YOUNG-JUN5 citations62
US7832811B2Nov 16, 2010

Method of manufacturing toothbrush with needle-shaped bristles and toothbrush manufactured by the same

KWON YOUNG-JUN5 citations62

SK HYNIX INC

11 patents

SAMSUNG ELECTRONICS CO LTD

6 patents

KWON YOUNG JUN

2 patents

HYUNDAI MOTOR CO LTD

2 patents

KIM JUNG-RAE

1 patent

SAMSUNG DISPLAY CO LTD

1 patent

COCOON DESIGN CO LTD

1 patent

JIN JANG HO

1 patent

SHINHWA CONSTRUCTION CO LTD

1 patent