Inventor · disambiguated record
Kiyoteru Hirabayashi
Also filed as: HIRABAYASHI KIYOTERU · TAIRA TADAAKI
4 granted patents·92 citations·filing 1978–2000
79Inventor score
Top patents by PatentIndex Score
4 records- 0187US4152568AMethod of arc welding with reverse side cooling for obtaining highly tough large-diameter welded steel pipesNIPPON KOKAN KK·Filed 1978·Granted May 1, 1979·38 cites·6 claims
- 0281US6357506B1Joining apparatus of thermoplastic pipesNIPPON NOKAN KOJI KABUSHIKI KA·Filed 2000·Granted Mar 19, 2002·25 cites·3 claims
- 0369US4320277AThick welded steel pipe of large diameter and production thereofNIPPON KOKAN KK·Filed 1980·Granted Mar 16, 1982·21 cites·5 claims
- 0438US6029727AJointing apparatus of thermo plastic pipesNIPPON KOKAN KOJI KK·Filed 1998·Granted Feb 29, 2000·8 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →