Query Engine. - Tim Wellhausen (EuroPLoP, 2004)

User Interfaces for Searching - A Pattern Language. - Tim Wellhausen (EuroPLoP, 2005)

Business Logic in the Presentation Layer - Design Patterns on the Implementation of Business Logic on the Client-Side. - Tim Wellhausen (EuroPLoP, 2006)

Object Prefetch Filter - A Pattern for Improving the Performance of Object Retrieval Using Object-Relational Mapping Tools. - Tim Wellhausen (EuroPLoP, 2007)

Using a Profiler Efficiently. - Tim Wellhausen (EuroPLoP, 2008)

Hierarchical Property Loader. - Tim Wellhausen; Martin Wagner; Gerhard Müller (EuroPLoP, 2009)

How to write a pattern?: a rough guide for first-time pattern authors. - Tim Wellhausen; Andreas Fiesser (EuroPLoP, 2011)