NK

Namio Kinumoto

OC Osaka Gas Co.: 5 patents #37 of 689Top 6%
OC Osaka Bosui Construction Co.: 1 patents #4 of 24Top 20%
Overall (All Time): #1,062,353 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4950446 Method of lining pipes Toshihiko Kikuchi, Akeshi Kegasa 1990-08-21
4593722 Sealant for internally sealing pipeline Mitsuo Yamamoto, Toshinori Tsuji, Tutomu Hiraoka 1986-06-10
4554178 Method of internally coating pipeline Mitsuo Yamamoto, Toshinori Tsuji, Tutomu Hiraoka 1985-11-19
4440194 Moving body and method of performing work within pipes with use of same Takashi Nakao, Hiroshi Murase, Shigemitsu Okada, Shinichi Kawadoko 1984-04-03
4397890 Method of lining pipes Takashi Nakao, Hiroshi Murase 1983-08-09