Inventor · disambiguated record
Takashi Shigefuji
Also filed as: SHIGEFUJI TAKASHI
3 granted patents·1 pending application·37 citations·filing 1995–2002
72Inventor score
Files withTOKYO GAS CO LTD3
Top patents by PatentIndex Score
4 records- 0155US5609186AMethods of lining the internal surface of a pipeTOKYO GAS CO LTD·Filed 1995·Granted Mar 11, 1997·18 cites·6 claims
- 0243US5873390AMethods of lining the internal surface of a pipeTOKYO GAS CO LTD·Filed 1996·Granted Feb 23, 1999·11 cites·5 claims
- 0337US5740838AMethods of lining the internal surface of a pipeTOKYO GAS CO LTD·Filed 1996·Granted Apr 21, 1998·8 cites·2 claims
- 0436US2004227016A1Nozzle and method of jetting fluid into inner peripheral surface of conduct by the nozzleFiled 2002·Application pending·0 cites
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