Category:Tsun Kwan Donald SIU of Fremont CA (US)

Tsun Kwan Donald SIU of Fremont CA (US)

Executive Summary

Tsun Kwan Donald SIU of Fremont CA (US) is an inventor who has filed 2 patents. Their primary areas of innovation include {with control of digital rights management [DRM]} (1 patents), {e-cash details, e.g. blinded, divisible or detecting double spending} (1 patents), {Keeping log of transactions for guaranteeing non-repudiation of a transaction} (1 patents), and they have worked with companies such as eBay Inc. (2 patents). Their most frequent collaborators include (1 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• G06Q20/1235 ({with control of digital rights management [DRM]}): 1 patents
• G06Q20/3678 ({e-cash details, e.g. blinded, divisible or detecting double spending}): 1 patents
• G06Q20/389 ({Keeping log of transactions for guaranteeing non-repudiation of a transaction}): 1 patents
• G06Q30/0631 ({Item recommendations}): 1 patents
• G06Q2220/00 (Business processing using cryptography (postage metering system using cryptography): 1 patents
• G06Q30/0185 ({Product, service or business identity fraud}): 1 patents

Companies

List of Companies

• eBay Inc.: 2 patents

Collaborators

• Krithika SAIRAM of Sunnyvale CA (US) (1 collaborations)