Inventor · disambiguated record
Peter J. Chang
Also filed as: CHANG PETER · CHANG PETER J · CHANG PETER J Y
19 granted patents·1 pending application·473 citations·filing 1976–2005
96Inventor score
Top patents by PatentIndex Score
20 records- 0193US4081112ACaulking gunCHANG PETER J Y·Filed 1976·Granted Mar 28, 1978·57 cites·5 claims
- 0289US6290101B1Cartridge stabilizing plate for dual barrel dispensersFiled 2000·Granted Sep 18, 2001·33 cites·18 claims
- 0387US5295614ADouble reduction gear for dispensing gunCHANG PETER J Y·Filed 1992·Granted Mar 22, 1994·53 cites·25 claims
- 0486US7127769B2Two-in one caulk finishing toolCHANG PETER J·Filed 2003·Granted Oct 31, 2006·27 cites·16 claims
- 0583US5529225AConstricted spring pressure relief mechanism for dripless drive caulk dispensing devicesFiled 1995·Granted Jun 25, 1996·41 cites·1 claims
- 0683US5197635AVariable thrust caulk dispensing deviceCHANG PETER J Y·Filed 1990·Granted Mar 30, 1993·45 cites·9 claims
- 0780US7398899B2Caulk dispensing device with sure-gripsCHANG PETER J·Filed 2005·Granted Jul 15, 2008·7 cites·14 claims
- 0877US5211312ACaulk dispensing device with thumb-control lockCHANG PETER J Y·Filed 1991·Granted May 18, 1993·34 cites·15 claims
- 0973US5381931ACaulk dispensing device with multi-position thrust selection dialFiled 1994·Granted Jan 17, 1995·29 cites·6 claims
- 1071US6220485B1Extended piggyback dispensing device with interchangeable application guidesFiled 1999·Granted Apr 24, 2001·23 cites·23 claims
- 1171US5762237ACartridge lock for caulk dispensing devicesFiled 1996·Granted Jun 9, 1998·24 cites·10 claims
- 1265USD455619SExtended dispensing deviceFiled 2000·Granted Apr 16, 2002·14 cites·1 claims
- 1364US5815925ACartridge tip cutting assemblies for caulk dispensing devicesFiled 1996·Granted Oct 6, 1998·19 cites·7 claims
- 1460USD520820SSure grips for a caulk dispensing deviceCHANG PETER J Y·Filed 2004·Granted May 16, 2006·11 cites·1 claims
- 1560US5788126ADripless drive resistance clip for caulk dispensing devicesFiled 1996·Granted Aug 4, 1998·17 cites·17 claims
- 1654US5653363APlunger shaft retainer and trigger release mechanisms for user-selective dripless drive caulk dispensing devicesFiled 1995·Granted Aug 5, 1997·13 cites·23 claims
- 1753US7073687B2Multi-front front catch plate design for various multi-component cartridgesCHANG PETER J·Filed 2003·Granted Jul 11, 2006·2 cites·6 claims
- 1849US6176398B1Effective trigger grip power device for caulk dispensing devicesFiled 1999·Granted Jan 23, 2001·15 cites·18 claims
- 1947US4204616AAdjustable safety guide for skeleton type caulking gunCHANG PETER J Y·Filed 1979·Granted May 27, 1980·9 cites·6 claims
- 2041US2003044005A1Data scramblerFiled 2001·Application pending·0 cites
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