Category:Cheng ZHAO

Cheng ZHAO

Executive Summary

Cheng ZHAO is an inventor who has filed 6 patents. Their primary areas of innovation include {with the two ends of the strap or chain overlapping each other and fastened by an action perpendicularly to the main plane of these two ends ( (4 patents), Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps {(settings for holding gems or the like (2 patents), Earpieces; Attachments therefor {; Earphones; Monophonic headphones ( (2 patents), and they have worked with companies such as GOERTEK INC. (6 patents). Their most frequent collaborators include (6 collaborations), (4 collaborations), (4 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• A44C5/2071 ({with the two ends of the strap or chain overlapping each other and fastened by an action perpendicularly to the main plane of these two ends (): 4 patents
• A44C5/0061 (Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps {(settings for holding gems or the like): 2 patents
• H04R1/1008 (Earpieces; Attachments therefor {; Earphones; Monophonic headphones (): 2 patents
• H04R1/1058 ({Manufacture or assembly}): 1 patents
• H04R1/083 (Mouthpieces; {Microphones;} Attachments therefor): 1 patents

Companies

List of Companies

• GOERTEK INC.: 6 patents

Collaborators

• Huaying FENG (6 collaborations)
• Qingru SHAO (4 collaborations)
• Jianning ZHANG (4 collaborations)
• Rui GUO (2 collaborations)