Inventor · disambiguated record
Takayuki Kawafuji
Also filed as: KAWAFUJI TAKAYUKI
2 granted patents·61 citations·filing 1990–1990
65Inventor score
Technology areasF16L
Files withTOA GROUT KOGYO CO2
Top patents by PatentIndex Score
2 records- 0174US5035539ALiner for pipeline repair and method for repairing pipelinesTOA GROUT KOGYO CO·Filed 1990·Granted Jul 30, 1991·46 cites·19 claims
- 0238US5096332AMethod for water leakage prevention in pipeline and liner for water leakage preventionTOA GROUT KOGYO CO·Filed 1990·Granted Mar 17, 1992·15 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →