Hiroyuki Sakuragi

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Kobe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Repairing tube, method for repairing pipe lines therewith and metho...
- Patent number 5,671,778
- Issue date Sep 30, 1997
- Ashimori Kogyo Kabushiki Kaisha
- Hiroyuki Sakuragi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for lining pipe lines
- Patent number 4,956,038
- Issue date Sep 11, 1990
- Tokyo Gas Kabushiki Kaisha
- Akio Morinaga
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL