Inventor · disambiguated record
Richard O. Ratzel
Also filed as: RATZEL RICHARD O
62 granted patents·6 pending applications·2,043 citations·filing 1983–2009
99Inventor score
Top patents by PatentIndex Score
68 records- 0197US5123889ADownsized cushioning dunnage conversion machine and cutting assemblies for use on such a machineRANPAK CORP·Filed 1991·Granted Jun 23, 1992·202 cites·15 claims
- 0296US5906569AConversion machine and method for making folded stripsRANPAK CORP·Filed 1997·Granted May 25, 1999·130 cites·6 claims
- 0395US5871429ACushioning conversion machine including a probe for sensing packaging requirementsRANPAK CORP·Filed 1995·Granted Feb 16, 1999·52 cites·27 claims
- 0495US5322477ADownsized cushioning dunnage conversion machine and packaging systems employing the sameRANPAK CORP·Filed 1990·Granted Jun 21, 1994·121 cites·30 claims
- 0591US6877297B2Cushioning conversion system and methodRANPAK CORP·Filed 1998·Granted Apr 12, 2005·54 cites·14 claims
- 0691US6019715ACushioning conversion machine and methodRANPAK CORP·Filed 1996·Granted Feb 1, 2000·61 cites·37 claims
- 0791US5749539ADunnage-creating machine with plugless paper roll and methodRANPAK CORP·Filed 1994·Granted May 12, 1998·47 cites·38 claims
- 0890US6626813B1Cushioning conversion system and method for making a coil of cushioning productRANPAK CORP·Filed 2000·Granted Sep 30, 2003·31 cites·85 claims
- 0990US6524230B1Packing material product and method and apparatus for making, monitoring and controlling the sameRANPAK CORP·Filed 1998·Granted Feb 25, 2003·56 cites·45 claims
- 1090US5211620AEdge-tension controlling device for a cushioning conversion machineRANPAK CORP·Filed 1991·Granted May 18, 1993·68 cites·17 claims
- 1189US7258657B2Cushioning conversion machine and methodRANPAK CORP·Filed 2005·Granted Aug 21, 2007·16 cites·17 claims
- 1289US5829231AAutomated cushioning producing and filling systemRANPAK CORP·Filed 1996·Granted Nov 3, 1998·68 cites·15 claims
- 1387US8683777B2Cushioning conversion system and methodARMINGTON STEVEN E·Filed 2009·Granted Apr 1, 2014·17 cites·10 claims
- 1487US5593376ACushioning conversion machine and methodRANPAK CORP·Filed 1994·Granted Jan 14, 1997·53 cites·28 claims
- 1586US6015374ACompact cushioning conversion machine and method using pre-folded paperRANPAK CORP·Filed 1996·Granted Jan 18, 2000·68 cites·34 claims
- 1685US6402674B1Cushioning conversion system and method with dancer roller cartRANPAK CORP·Filed 1998·Granted Jun 11, 2002·50 cites·30 claims
- 1784US6758801B2Cushioning conversion machine and methodRANPAK CORP·Filed 2003·Granted Jul 6, 2004·20 cites·19 claims
- 1884US5607383AModular cushioning conversion machineRANPAK CORP·Filed 1994·Granted Mar 4, 1997·46 cites·42 claims
- 1982US6783489B1Cushioning conversion machine and methodRANPAK CORP·Filed 1999·Granted Aug 31, 2004·33 cites·10 claims
- 2082US6416451B1Output chute for cushioning conversion machineRANPAK CORP·Filed 1998·Granted Jul 9, 2002·47 cites·13 claims
- 2181US7361132B2Cushioning conversion machine and methodRANPAK CORP·Filed 2007·Granted Apr 22, 2008·6 cites·9 claims
- 2280US7866125B2Dunnage production and packagingRANPAK CORP·Filed 2002·Granted Jan 11, 2011·18 cites·21 claims
- 2380US6168847B1Pre-folded stock material for use in a cushioning conversion machineRANPAK CORP·Filed 1998·Granted Jan 2, 2001·48 cites·12 claims
- 2479US7260922B2Packing material product and method and apparatus for making, monitoring and controlling the sameRANPAK CORP·Filed 2004·Granted Aug 28, 2007·18 cites·3 claims
- 2579US5571067ACushioning conversion machine including a length measuring deviceRANPAK CORP·Filed 1993·Granted Nov 5, 1996·34 cites·16 claims
- 2678US5989176AOutput chute for cushioning conversion machineRANPAK CORP·Filed 1997·Granted Nov 23, 1999·40 cites·11 claims
- 2777US6436511B1Cushioning conversion machine, method and productRANPAK CORP·Filed 2000·Granted Aug 20, 2002·29 cites·8 claims
- 2875US6017299ACushioning conversion machine, method and productRANPAK CORP·Filed 1997·Granted Jan 25, 2000·31 cites·21 claims
- 2975US5709642ACushioning conversion machine and methodRANPAK CORP·Filed 1995·Granted Jan 20, 1998·36 cites·25 claims
- 3074US6421985B1Dunnage pad production and packaging systemRANPAK CORP·Filed 1998·Granted Jul 23, 2002·29 cites·35 claims
- 3174US5803893ACushioning conversion machine and methodRANPAK CORP·Filed 1995·Granted Sep 8, 1998·33 cites·50 claims
- 3274US5674172ACushioning conversion machine having a single feed/cut handleRANPAK CORP·Filed 1995·Granted Oct 7, 1997·35 cites·19 claims
- 3371US8272195B2Dunnage system with void volume probeHARDING JOSEPH J·Filed 2007·Granted Sep 25, 2012·6 cites·20 claims
- 3471US6610001B1Cushioning conversion machine and methodRANPAK CORP·Filed 2000·Granted Aug 26, 2003·9 cites·16 claims
- 3570US6080097ACushioning conversion machine with single feed/cut motorRANPAK CORP·Filed 1997·Granted Jun 27, 2000·29 cites·19 claims
- 3669US5897478ACushioning conversion machine and method using encoded stock materialRANPAK CORP·Filed 1995·Granted Apr 27, 1999·16 cites·16 claims
- 3768US6077209ADownsized cushioning dunnage conversion machine and cutting assemblies for use on such a machineRANPAK CORP·Filed 1997·Granted Jun 20, 2000·19 cites·39 claims
- 3867US6200251B1Cushioning conversion machine and methodRANPAK CORP·Filed 1999·Granted Mar 13, 2001·22 cites·28 claims
- 3966US5891009ACushioning conversion machine having a trumpeted shaping chuteRANPAK CORP·Filed 1995·Granted Apr 6, 1999·34 cites·17 claims
- 4065US6468197B1Cushioning conversion machine with severing mechanismRANPAK CORP·Filed 1996·Granted Oct 22, 2002·24 cites·30 claims
- 4165US6179762B1Cushioning conversion machineRANPAK CORP·Filed 1995·Granted Jan 30, 2001·14 cites·16 claims
- 4265US5713825ACushioning conversion machine and method for converting stock material into a dunnage product having a casing and a stuffing within the casingRANPAK CORP·Filed 1995·Granted Feb 3, 1998·25 cites·42 claims
- 4365US5658229ADownsized cushioning dumnage conversion machine and cutting assemblies for use on such a machineRANPAK CORP·Filed 1995·Granted Aug 19, 1997·23 cites·28 claims
- 4462US5735784ALoading assembly for a cushioning conversion machineRANPAK CORP·Filed 1995·Granted Apr 7, 1998·14 cites·24 claims
- 4561US6176818B1Cushioning conversion machine cushioning conversion method and method of assembling a cushioning conversion machineRANPAK CORP·Filed 1998·Granted Jan 23, 2001·24 cites·33 claims
- 4661USD370920SCushioning conversion machineRANPAK CORP·Filed 1995·Granted Jun 18, 1996·11 cites·1 claims
- 4759US7195585B2Cushioning conversion machine and method with stock usage monitoringRANPAK CORP·Filed 2001·Granted Mar 27, 2007·4 cites·27 claims
- 4859US6055795ACushioning conversion machineRANPAK CORP·Filed 1998·Granted May 2, 2000·13 cites·9 claims
- 4959US5876318ACushioning conversion machine including a length measuring deviceRANPAK CORP·Filed 1997·Granted Mar 2, 1999·17 cites·6 claims
- 5058US6626812B1Cushioning conversion machine and methodRANPAK CORP·Filed 2000·Granted Sep 30, 2003·9 cites·10 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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