What is the fine-grained topic of the following text: Seiko Epson Corporation (TSE: 6724, "Epson") is proud to announce that four of its inkjet printer designs and two of its 3LCD projector designs have been named iF Design Award 2019 winners by Hanover-based iF International Forum Design GmbH. Only return the topic.
Seiko Epson Corporation's products winning the iF Design Award 2019.