TS

Toshio Shibabuchi

OC Osaka Gas Co.: 4 patents #59 of 689Top 9%
SC Shinwa Sangyo Co.: 3 patents #3 of 13Top 25%
MI Mitsui Petrochemical Industries: 2 patents #322 of 1,024Top 35%
MI Mitsu Petrochemical Ind.: 1 patents #11 of 29Top 40%
Overall (All Time): #1,295,281 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5375889 Electrofusion joint and hot water supply header using the same Akio Nakashiba, Hiroyuki Nishimura, Fumio Nagatani, Kazunori Mito, Mikio Nakaoka 1994-12-27
5366253 Electrofusion joint and hot water supply header using the same Akio Nakashiba, Hiroyuki Nishimura, Fumio Nagatani, Kazunori Mito, Mikio Nakaoka 1994-11-22
5150922 Electrofusion joint and hot water supply header using the same Akio Nakashiba, Hiroyuki Nishimura, Fumio Nagatani, Kazunori Mito, Mikio Nakaoka 1992-09-29
4674775 Coupling for corrugated conduit Takashi Tajima, Kiyokazu Matsumoto 1987-06-23