Inventor · Plano, TX, US

Lu Tian

41Patents
4h-index
73Co-inventors
66Inventor score

Filing activity: Aug 22, 2001 → Dec 13, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7369528B2 Method and system to send SMS messages in a hybrid network Electricity 32 Expired
US8133800B2 Free-standing thickness of single crystal material and method having carrier lifetimes Emerging Cross-Sectional Technologies 9 Active
US8874120B1 Avoiding formation of a call loop resulting from handling of a mobile terminated call in parallel with a location update in a wireless communication network Electricity 7 Active
US9632225B2 Zoned optical waveplate Physics 4 Active
US9588374B2 Reflective LC devices including thin film metal grating Physics 4 Active
US9556583B2 Automatic grading system for construction machine and method for controlling the same Fixed Constructions 4 Active
US8818333B2 Method for handling roaming of mobile device to restricted area Electricity 3 Active
US8452278B2 Inter-PLMN roaming Electricity 3 Active
US6772224B2 Method and system for processing load distribution for a packetized telecommunication network entity Electricity 3 Expired
US8543589B2 Method and apparatus for integrating relational and hierarchical data Physics 2 Active
US9964668B2 Zoned optical waveplate Physics 2 Active
US8351962B2 Logical paging areas Electricity 1 Active
US10436947B2 Zoned optical waveplate Physics 1 Active
US11438317B2 Device identification encryption Electricity 1 Active
US8774797B2 Inter-PLMN roaming Electricity 1 Active
US10473839B2 Reflective LC devices including thin film metal grating Physics 1 Active
US10162227B2 Liquid crystal grating and control method thereof, 3D touch display panel Physics 1 Active
US10241244B2 Thin film total internal reflection diffraction grating for single polarization or dual polarization Physics 1 Active
US11619770B2 Zoned optical waveplate Physics 0 Active
US9462458B2 Avoiding formation of a call loop resulting from handling of a mobile terminated call in parallel with a location update in a wireless communication network Electricity 0 Active
US12022421B2 Optimized deregistration interworking Electricity 0 Active
US10802183B2 Thin film total internal reflection diffraction grating for single polarization or dual polarization Physics 0 Active
US11979807B2 Automatic notifications for expired subscriptions Electricity 0 Active
US12306540B2 Two-dimensional (2D) patterns using multiple exposures of one-dimensional (1D) photolithography masks or holographic interference lithography Physics 0 Active
US8948735B2 Mobile termination roaming forwarding for mobile devices Electricity 0 Active

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