Hoshizaki America Claims Blue Air Infringed Evaporator Patents

July 13, 2023, 8:58 PM UTC

Hoshizaki America, Inc. is suing two companies for infringing on its patented design of double-sided evaporators for ice machines.

The commercial kitchen appliances company alleges that Blue Air FSE LLC sells “various models of icemaking machines, evaporators and evaporator plate assemblies that infringe” Hoshizaki’s patents by incorporating its design into Blue Air products.

Blue Air’s response to Hoshizaki’s cease and desist letter was cc’d to the email address of a Korean company, Bluenix Co. Ltd, which the complaint asserts at least partly owns and controls Blue Air. Bluenix in 2018 filed applications with the US Patent and Trademark ...

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