An affordable screening tool bringing imaging of the oral cavity into the hands of rural health workers around the world, allowing individuals to conduct screening for oral lesions. Patent filed, but no field deployment or follow-up publicans afterward.

An intelligent system that treats black water, providing a sustainable solution for the 4.5 billion people in the world without access to adequate sanitation. Had field pilots, continued sanitation technology development but no longer a separate product.

USB-powered mobile stethoscope and mobile application providing critical diagnostic assistance to untrained health workers and non-specialist doctors in developing countries. Clinical testing and validation, published papers, field work in India, but ultimately wasintegrated in MIT mobile health diagnostic tools using machine learning.

A smartphone-based water sensor which enables anyone to test water quality. Won multiple awards, pivoted to testing blood and bodily fluids, but ultimately wasobsolete as many mobile phones removed the audio jack design that it depended on.

A vision enhancement and rehabilitation system combining a smartphone and a compact display to maximize residual vision and enable independent living in vision impaired patients. Had clinical trials, published papers, but ultimately ended due to Google discontinuing Glass for consumers.