Patents Assigned to Hirokawa Co., Ltd. - Justia Patents Search

Patents Assigned to Hirokawa Co., Ltd.

Combination stereo speaker system and carrying case for a portable audio device

Patent number: D572235

Type: Grant

Filed: December 13, 2006

Date of Patent: July 1, 2008

Assignee: Hirokawa Co., Ltd.

Inventor: Shinya Imawaki
Speaker

Patent number: D594848

Type: Grant

Filed: April 16, 2008

Date of Patent: June 23, 2009

Assignee: Hirokawa Co., Ltd.

Inventor: Shinya Imawaki