Inventor · disambiguated record
Sergei Filippovitch
Also filed as: FILIPPOVITCH SERGEI
7 granted patents·76 citations·filing 2000–2016
84Inventor score
Top patents by PatentIndex Score
7 records- 0186US7614109B2Device for moving a pig through a conduit, such as a pipelinePII CANADA LTD·Filed 2005·Granted Nov 10, 2009·11 cites·9 claims
- 0285US6381797B1Device for moving a pig through a conduit, such as a pipeline, and sealing means for a device of this typePII PIPETRONIX GMBH·Filed 2000·Granted May 7, 2002·40 cites·26 claims
- 0378US7354348B2Hollow universal jointPII CANADA LTD·Filed 2005·Granted Apr 8, 2008·7 cites·28 claims
- 0477US8011052B2Device for cleaning multidiameter pipelinesPII CANADA LTD·Filed 2006·Granted Sep 6, 2011·12 cites·17 claims
- 0573US10343197B2Pig segment and pigROSEN SWISS AG·Filed 2014·Granted Jul 9, 2019·4 cites·22 claims
- 0664US10619784B2Apparatus for launching and receiving a pig into or from a pipelineROSEN SWISS AG·Filed 2016·Granted Apr 14, 2020·1 cites·14 claims
- 0757US7975342B2Device for moving a pig through a conduit, such as a pipelinePII CANADA LTD·Filed 2009·Granted Jul 12, 2011·1 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →