Tang C, Liang C, Chen Y, Fouad AF, Schmitt J. Coherence Gated Doppler Motion Sensor and Medical Applications. Application number 13/962,450, filed on 8/8/2013 and published on 2/13/2014. Publication No. US-2014-0043618-A1

Xu HHK, Weir MD. Nanostructured antibacterial and remineralizing dental bonding agents and dental bonding systems. International patent application PCT/US2013/25270, filed in 2013

Xu HHK. Dental composites comprising nanoparticles of amorphous calcium phosphate. European Patent Application Number: 11 801 397.8, filed in 2013