About 2 Trademarks found that are owned by Nagamine Takayoshi

organizing and conducting karate and self-defense instruction and competitions

The English translation of the term "SHORIN" is "pine tree forest", and of "RYU" is "from Okinawan Islands". The Japanese character on the bottom left of the drawing denotes "shorin", and the Japanese character on the right of the drawing denotes "ryu".