On May 16, 2011, Lutron Electric Co. filed a confidential Section 337 Complaint regarding lighting control devices including dimmer switches. The proposed Respondents are: Pass & Seymour, Inc., Syracuse, New York; AH Lighting, Los Angeles, California; American Top Electric Corp., Santa Ana, California; Big Deal Electric Corp., Santa Ana, California; Diode LED, Emeryville, California; Elemental LED, LLC, Emeryville, California; Wenzhou Huir Electric Science & Technology Co. Ltd., China; Westgate Mfg., Inc., Vernon, California; Zhejiang Lux Electric Co. Ltd., China; and Zhejiang Yuelong Mechanical & Electrical Co. Ltd., China.