KK

Kouichi Katayama

IK Ishihara Sangyo Kaisha: 1 patents #244 of 403Top 65%
OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
Overall (All Time): #2,074,273 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8476490 Method for production of moth orchid having modified flower color Satoshi Araki, Takanori Suzuki 2013-07-02
4269263 Cooling and heating system utilizing solar heat Katsurou Yukimachi 1981-05-26