UC Berkeley-aligned generalised robotics software developer Covariant, which emerged from stealth in January, has now assembled at least $67m of funding.
Robocath, which is developing robotic-assisted technology for cardiovascular diseases, has collected capital from investors including TUS-Holdings.
NEA has led a series B1 round for the smart contact lens developer, whose existing shareholders include Stanford-StartX.
Federated Wireless secured the return of founding investor Allied Minds for a $13.7m extension that will expand wireless communications services forged on Virginia Tech research.
SwanBio, based on research at Harvard Medical School, has secured a $20m extension to bring its series A round to $45m so far, with commitments to increase it to $77m.
Paige.ai has now raised $75m to date, with the latest funding set to help refine its cancer pathology software offering.