Sung-Hwan Kwon

This inventor holds 12 USPTO granted patents and 2 published patent applications and 8 EPO patents. Top assignees: Best Whasung Co., Ltd., Other. Active years: 2010-2014.

USPTO Granted Patents = 12 (Patent Applications = 2)

% Patents Active = 33.3

EPO Patents = 8 (Patent Applications = 3)

Average Co-Inventor Count = 3.0

ph-index = 5

Forward Citations = 65(Granted Patents)

Location History:

Dongjak-gu, 156-861 Seoul, KR (2010)
Seoul, KR (2011 - 2014)

Company Filing History:

7 out of 7

Best Whasung Co., Ltd.

patents

5 out of 834,411

Other

patents

Years Active: 2010-2014

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8918945 - Toothbrush with needle-shaped bristles for improving tooth and gum contacting force and teeth-cleaning performance, and method for manufacturing same (2014-12-30),

2. 8522389 - Manufacturing method of needle-shaped bristles having short taper length and a toothbrush by same manufacturing method (2013-09-03),

3. 8424145 - Toothbrush having needle-shaped bristles with various end points and manufacturing method thereof (2013-04-23),

4. 8403425 - Processing method for taper of needle-shaped bristle enhanced throughput (2013-03-26),

5. 8336967 - Method of tapering bristles for toothbrushes, and toothbrush having bristles manufactured by said method (2012-12-25),

6. 8333436 - Processing method for taper of needle-shaped bristle enhanced throughput (2012-12-18),

7. 8186765 - Method of manufacturing toothbrush with needle-shaped bristles, and toothbrush manufactured by the same (2012-05-29),

8. 8172337 - Toothbrush having needle-shaped bristles with various end points and manufacturing method thereof (2012-05-08),

9. 8136889 - Needle-shaped bristle and method of manufacturing the same (2012-03-20),

10. 8029069 - Method of manufacturing toothbrush with needle-shaped bristles, and toothbrush manufactured by the same (2011-10-04),

11. 7938492 - Toothbrush having pressure relief unit and method of producing same (2011-05-10),

12. 7832811 - Method of manufacturing toothbrush with needle-shaped bristles and toothbrush manufactured by the same (2010-11-16),

Profile summary based on public USPTO records.

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2 patents pending:

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8 patents (EPO):

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3 patents pending (EPO):

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