Inventor · disambiguated record
Christopher G. Ziu
Also filed as: ZIU CHRISTOPHER G
21 granted patents·6 pending applications·747 citations·filing 1987–2008
96Inventor score
Files withDOUBLE CONTAINMENT SYSTEMS7ZIU CHRISTOPHER G6ORION ENTPR INC4ASAHI AMERICA INC3WEISBOND BRADLEY K1
Top patents by PatentIndex Score
27 records- 0197US4786088ADouble-containment thermoplastic pipe assemblyASAHI AMERICA INC·Filed 1987·Granted Nov 22, 1988·134 cites·13 claims
- 0296US5018260ASupports for double-containment thermoplastic pipe assembliesASAHI AMERICA INC·Filed 1989·Granted May 28, 1991·118 cites·1 claims
- 0394US4930544ADouble-containment thermoplastic pipe assemblyASAHI AMERICA INC·Filed 1988·Granted Jun 5, 1990·77 cites·5 claims
- 0486US5452922AElbow fittings with expanded outer annulus space for double-containment assembliesZIU CHRISTOPHER G·Filed 1993·Granted Sep 26, 1995·58 cites·26 claims
- 0582US5400828ADouble-containment piping supports for improved annulus flowZIU CHRISTOPHER G·Filed 1993·Granted Mar 28, 1995·63 cites·5 claims
- 0674US5141261ADouble containment pipe joint assemblyDOUBLE CONTAINMENT SYSTEMS·Filed 1991·Granted Aug 25, 1992·41 cites·7 claims
- 0774US5141256ADouble containment pipe assembly access housingDOUBLE CONTAINMENT SYSTEMS·Filed 1991·Granted Aug 25, 1992·40 cites·17 claims
- 0868US5404914ACentering support for double containment pipe assemblyZIU CHRISTOPHER G·Filed 1992·Granted Apr 11, 1995·32 cites·20 claims
- 0964US6231087B1Conical-shaped anchors, and double-containment pipe assemblies having such anchorsFiled 2000·Granted May 15, 2001·11 cites·46 claims
- 1064US5152635AUnderground containment tank with removable piping assemblyDOUBLE CONTAINMENT SYSTEMS·Filed 1991·Granted Oct 6, 1992·25 cites·11 claims
- 1161US6086114ADouble-containment pipe assembly with conical-shaped internal anchorFiled 1998·Granted Jul 11, 2000·22 cites·36 claims
- 1257US5862834APipe support for permitting lateral and longtudinal movement of an inner pipe relative to an outer pipe in a double-containment pipe assemblyFiled 1995·Granted Jan 26, 1999·17 cites·20 claims
- 1357US2009101224A1Joint and joining method for multilayer composite tubing and fittingsORION ENTPR INC·Filed 2008·Application pending·0 cites
- 1453US5715587AMethod of assembling double-containment piping assembliesFiled 1995·Granted Feb 10, 1998·12 cites·22 claims
- 1553US5197518ACentering support assembly for double containment pipe systemsDOUBLE CONTAINMENT SYSTEMS·Filed 1991·Granted Mar 30, 1993·20 cites·19 claims
- 1652US2010295299A1Joint and joining method for plastic pipeORION ENTPR INC·Filed 2008·Application pending·0 cites
- 1750US2008001394A1Electrofusion saddle wyeORION ENTPR INC·Filed 2007·Application pending·0 cites
- 1849US2009174185A1Joint and Joinning Method for Multilayer Composite TubingORION ENTPR INC·Filed 2007·Application pending·0 cites
- 1948US5690148AClosure fitting and flexibility support assembly for double-containment piping systemsFiled 1996·Granted Nov 25, 1997·14 cites·15 claims
- 2047US5482088ASupports double-containment systems with axial-guiding and flexibilityZIU CHRISTOPHER G·Filed 1993·Granted Jan 9, 1996·12 cites·23 claims
- 2146US5205592AUnderground containment tank and piping assemblyDOUBLE CONTAINMENT SYSTEMS·Filed 1991·Granted Apr 27, 1993·15 cites·20 claims
- 2246US5085471ADouble containment pipe joint assemblyDOUBLE CONTAINMENT SYSTEMS·Filed 1991·Granted Feb 4, 1992·15 cites·16 claims
- 2345US5901753AFlexibility support assembly for double-containment piping systemFiled 1997·Granted May 11, 1999·11 cites·19 claims
- 2443US2006197338A1Electro-fusion joining system for thermoplastic piping systemsZIU CHRISTOPHER G·Filed 2005·Application pending·0 cites
- 2540US2006202471A1Electro-fusion joining system for thermoplastic piping systemsWEISBOND BRADLEY K·Filed 2005·Application pending·0 cites
- 2635US5141184AUniversal centering support device for double containment pipe assembliesDOUBLE CONTAINMENT SYSTEMS·Filed 1991·Granted Aug 25, 1992·7 cites·16 claims
- 2731US5590690ACentering support for double-containment pipe assemblyZIU CHRISTOPHER G·Filed 1995·Granted Jan 7, 1997·3 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →