Nihon Kessho Kogaku Co., Ltd.

NK&K

The mark consists of two blue curved triangles that come together to make one large triangle to the left of the stylized wording NK&K written in blue stripes. The color white represents background, transparent areas and is not part of the mark.;Gamma radiation detectors; Non-destructive testing x-ray apparatus not for medical purposes; Radiation detectors; radiation-measuring instruments; Radiological apparatus for industrial purposes, namely, radioactivity detector, radio receiver; Optical crystals for use with insert purpose, namely, optical lenses; Optical inspection apparatus; Optical inspection apparatus and their parts and fittings; Optical lenses for optical machines and apparatus made of fluoride crystals, namely, calcium fluoride, barium fluoride, magnesium fluoride;NIHON KESSHO AND KOGAKU;The color(s) blue is/are claimed as a feature of the mark.;