Inventor · Sha Tin, CN

David Ho

20Patents
5h-index
33Co-inventors
69Inventor score

Filing activity: Apr 8, 1999 → Aug 8, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
USD576593S1 Mobile phone General 81 Expired
US7333832B2 Cellular phone capable of measuring temperature by IR means Electricity 52 Expired
US7836623B2 Rotary positioning structure for a frame Electricity 39 Active
USD424049S Telephone General 25 Expired
US7928963B2 Input device Electricity 10 Active
US7793118B2 Electronic device with a plurality of charging modes Physics 5 Active
US6755740B2 Method and system for implementing a multi-way game Human Necessities 4 Expired
US6947730B2 Method enabling mobile telephones to have automatic multiple telephone number dialing capability to a same called party Electricity 4 Expired
US6915352B2 Infrared transmission system with automatic character identification Electricity 3 Expired
US7564212B2 Mobile communication device with solar cell Electricity 3 Active
US7386644B2 System for adding extra characters to a vocabulary list of a selected character key-in method in hand-held mobile communication devices Electricity 3 Active
US7262738B2 Multi-mode antenna and multi-band antenna combination Electricity 2 Expired
US7336935B2 Dynamic power control circuit of wireless communication device Electricity 2 Active
US10722055B2 Adjustable pillow device and method Human Necessities 1 Active
US7221930B2 Cellular phone capable of detecting counterfeit currency or lighting and method of the same Electricity 1 Expired
US7010324B2 Mobile communication apparatus with function for automatically removing strobe and method thereof Electricity 1 Expired
US7263383B2 Apparatus and a method for extending phone book records of a subscriber identification module (SIM) card Electricity 0 Expired
US11379004B2 Adjustment control mechanisms of pogo pins Physics 0 Active
US7239573B2 Method of storing data in blocks per operation Physics 0 Expired
US7577463B2 Fast booting method for mobile communication device Physics 0 Active

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