Cutlery and Allied Trades Research Association knowledge which is available to everyone on a competitive fee paying basis, however CATRA will enter into dialogue with consumers and users of cutlery, knives and tools where their expertise may be of help, on a free of charge basis. Petersen's Bowhunting magazine uses CATRA to measure sharpness of arrowheads. CATRA manufactures a wide range of special purpose equipment including knife and cutlery testing machines and knife sharpening systems including the CATRAHONE and CATRASHARP machines Cutlery and Allied Trades Research Association Cutlery and Allied Trades Research Association (CATRA) is an internationally known research and technology organisation in Sheffield, England which
Heidi Messer collaborated with leading data scientists and PhD-level technology developers in building Collective[i]. In 2014, Messer was awarded two patents in conjunction with Collective[i]'s data analytics network. She is noted as a co-inventor for patent #8,713,076 and patent #8,825,716, "Providing a Multi-Tenant Knowledge Network". Messer is co-founder and CEO of World Evolved, a platform for global investment and expansion. She is also a founding member of the Zokei Network, an invitation only global network of leading artists, technologists, scientists, and business leaders who convene for inspiration in small private salons around the world. Messer is an active angel investor in numerous