KH

Koziro Hori

OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
Overall (All Time): #3,945,272 of 4,157,543Top 95%
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Patent #TitleCo-InventorsDate
4719936 Method of hot tapping type branching and split joint used therein Toshihiro Tsubakimoto, Toshio Shibabuti 1988-01-19