Assignee
HING NGAI COMPANY LTD
US·2 granted patents·148 citations·filing 1999–2000
Top patents by PatentIndex Score
2 records- 0191US6226842B1Waterproof, washable plastic magnetic button and a method for manufacturing itHING NGAI COMPANY LTD·Filed 1999·Granted May 8, 2001·95 cites·11 claims
- 0284US6378174B1Waterproof, washable plastic magnetic button and a method for manufacturing the sameHING NGAI COMPANY LTD·Filed 2000·Granted Apr 30, 2002·53 cites·13 claims
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