KT

Kenji Toyoyama

OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
📍 Fujiidera, JP: #50 of 71 inventorsTop 75%
Overall (All Time): #3,903,391 of 4,157,543Top 95%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4927356 Gas burner Tetsuji Otsuka, Kenichi Shinozaki, Shinobu Ishihara 1990-05-22