1993 Patrick and his brother Martin recorded their debut album SCALSENDERS together with the saxophonist Johannes Enders.
1994 Patrick joined the band Passport
1996 Patrick started teaching at the Music University of Mannheim. He played bass on the CD "A new shift" of Pee Wee Ellis and regularly tours with the band since.
1997 the CD Scales Brothers “Our House” was released at Enja records.
2000 the CD Scales “Grounded” was released at Blue Note records.
2004 the book by Peter O`Mara and Patrick Scales "A Rhythmic Concept For Fusion / Funk" was released.
Since 2008 Patrick is lecturing at the University of Music and Performing Arts Munich.
Patrick has performed and recorded with many musicians around the globe: Klaus Doldinger, Pee Wee Ellis, Fred Wesley, Chuck Loeb, Don Grusin, George Whitty, Jason Rebello...
...Tommy Flanagan, Terri Lyne Carrington, Robben Ford, Randy Brecker, Johnny Griffin, Maceo Parker, Benny Bailey, Dave Samuels, Bob Mintzer, Jay Ashby, Roy Ayers, Ola Onabule, Guido May, Peter O'Mara, Joo Kraus, Adrian Mears, Till Brönner, Wolfgang Haffner, Rainhard Fendrich, Udo Lindenberg, Max Mutzke, Sasha, Max Herre, Joy Denalane, Uwe Ochsenknecht, Helge Schneider, Peter Horton, SWR Big Band, HR Big Band, WDR Big Band and many others.