COJK was ranked by Chambers and Partners as a leading intellectual property law firm in Washington state in the 2024 edition of Chambers USA. The guide recognizes COJK for its work in patent preparation, prosecution, and litigation matters. COJK attorneys named in the guide include John Denkenberger, Rhys Lawson, Jerry Nagae, Melissa Nowak, and George Renzoni.

Chambers USA annually identifies and ranks the leading firms and attorneys in an extensive range of practice areas throughout the United States. The ranking process is an in-depth and client-focused research procedure, resulting in the published guide, which lists the top recommended law firms and attorneys specializing in their practice area and location. To read more, please visit here.