Inventor · Oakland, CA, US

Michael Wu

74Patents
21h-index
64Co-inventors
91Inventor score

Filing activity: Oct 1, 1990 → Jun 28, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5744934A Power supply device Electricity 89 Expired
US7852861B2 Dynamic system and method for virtual private network (VPN) application level content routing using dual-proxy method Electricity 69 Active
US5142286A Read-out photodiodes using sigma-delta oversampled analog-to-digital converters Electricity 66 Expired
US5967807A AC/DC electric adapter with the large and small plugs Emerging Cross-Sectional Technologies 64 Expired
US6126460A Safety dual plug structure Emerging Cross-Sectional Technologies 64 Expired
US7743155B2 Active-active operation for a cluster of SSL virtual private network (VPN) devices with load distribution Electricity 59 Active
US5550889A Alignment of an x-ray tube focal spot using a deflection coil Electricity 58 Expired
US5829993A Charger with a replaceable electrical plug Emerging Cross-Sectional Technologies 52 Expired
US9619531B2 Device, method and user interface for determining a correlation between a received sequence of numbers and data that corresponds to metrics Physics 49 Active
US9105044B2 Gamification for online social communities Physics 48 Active
US5400385A High voltage power supply for an X-ray tube Electricity 38 Expired
US6628535B1 Voltage converter with selectable DC output voltage level Physics 36 Expired
USD367065S Cellular telephone rack General 32 Expired
US5430784A Computerized tomography imaging using multi-slice detector with selectable slice thickness Human Necessities 29 Expired
US10430894B2 Gamification for online social communities Electricity 29 Active
USD427965S Mobile phone battery charger with electrical plug General 25 Expired
US5906509A Charger with a replaceable electrical plug Electricity 24 Expired
US9064903B2 Analog floating-gate memory manufacturing process implementing n-channel and p-channel MOS transistors Electricity 23 Active
US5713749A Multi-functional charging device Emerging Cross-Sectional Technologies 21 Expired
US6659782B2 Electrical adapter with dual plug structure Electricity 21 Expired
US7755323B2 Portable power supply module with automatic winding mechanism Emerging Cross-Sectional Technologies 21 Active
US6548755B2 Power supply adapter with foldable plug Electricity 20 Expired
US6002276A Stable output bias current circuitry and method for low-impedance CMOS output stage Electricity 19 Expired
US8249081B2 Dynamic virtual private network (VPN) resource provisioning using a dynamic host configuration protocol (DHCP) server, a domain name system (DNS) and/or static IP assignment Electricity 16 Active
US5856749A Stable output bias current circuitry and method for low-impedance CMOS output stage Electricity 15 Expired

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