Bus 008 Device 002: ID 044e:3017 Alps Electric Co., Ltd 
Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 002: ID 147e:1000 Upek 
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 006: ID 0424:2504 Standard Microsystems Corp. USB 2.0 Hub
Bus 002 Device 005: ID 0dbf:0502 Quik Tech Solutions 
Bus 002 Device 004: ID 046d:c508 Logitech, Inc. Cordless Trackball
Bus 002 Device 002: ID 0409:005a NEC Corp. HighSpeed Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 004: ID 05c6:9221 Qualcomm, Inc. 
Bus 001 Device 003: ID 05ca:18b0 Ricoh Co., Ltd 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub