–
Kyouei design won recently a special mention from German Design Award 2017 for their bookmark light. It is a bookmark which is printed on a special film using the ink which transmits electricity. It can be use as a bookmark, but also as an illumination by using a lithium coin battery. Bookmark light is made from silver, nanoparticle ink, PET, LED chip and conductive adhesive.
–
Bookmark light
SANKOO 