BlockDox and Iris GmbH partner to provide high-precision sensors for passenger-counting systems December 9, 2020 | Europe Company News London-based BlockDox, a data technology company, has announced a partnership with Berlin-based Iris GmbH, a 3D sensor supplier, to provide high-precision sensors for its passenger-counting systems. ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password