Assignee

CHANG CHING MING

TW·2 granted patents·16 citations·filing 1990–1990

Technology mixA45B1 A47G1

Top patents by PatentIndex Score

2 records

0136US5046518AFolding frame for use in umbrella or the likeCHANG CHING MING·Filed 1990·Granted Sep 10, 1991·9 cites·2 claims
0230US5117851AOptionally-positioned table coverCHANG CHING MING·Filed 1990·Granted Jun 2, 1992·7 cites·4 claims

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