Inventor · Toronto, ON, CA

David Ng

14Patents
10h-index
12Co-inventors
69Inventor score

Filing activity: Jul 14, 1989 → Jul 31, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6405175B1 Shopping scouts web site for rewarding customer referrals on product and price information with rewards scaled by the number of shoppers using the information Physics 302 Expired
US6640301B1 Third-party e-mail authentication service provider using checksum and unknown pad characters with removal of quotation indents Electricity 198 Expired
US6157978A Multimedia round-robin arbitration with phantom slots for super-priority real-time agent Physics 107 Expired
US6700809B1 Entry relocation in a content addressable memory device Physics 77 Expired
US7382637B1 Block-writable content addressable memory device Physics 70 Expired
US6205524A Multimedia arbiter and method using fixed round-robin slots for real-time agents and a timed priority slot for non-real-time agents Physics 58 Expired
US5005439A Inertia force generating device Emerging Cross-Sectional Technologies 52 Expired
US6876559B1 Block-writable content addressable memory device Physics 27 Expired
US5949899A Apparatus for measuring and analyzing electrophoresis images Physics 24 Expired
US5231399A Differential quantizer reference resistor ladder for use with an analog-to-digital converter Electricity 14 Expired
US6016463A Channel quality monitor for read channel IC Physics 10 Expired
US7337267B1 Hierarchical, programmable-priority content addressable memory system Emerging Cross-Sectional Technologies 3 Expired
US9615063B2 Method and apparatus for visual monitoring Physics 1 Active
US11608570B2 Targeted in situ protein diversification by site directed DNA cleavage and repair Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.