Inventor · disambiguated record
Hiroshi Chikatsune
Also filed as: CHIKATSUNE HIROSHI
9 granted patents·2 pending applications·12 citations·filing 2012–2015
80Inventor score
Top patents by PatentIndex Score
11 records- 0173US9470345B2Threaded joint for pipesJFE STEEL CORP·Filed 2012·Granted Oct 18, 2016·2 cites·6 claims
- 0265US8991875B2Threaded joint for steel pipesYOSHIKAWA MASAKI·Filed 2012·Granted Mar 31, 2015·4 cites·3 claims
- 0362US10443765B2Threaded joint for pipesJFE STEEL CORP·Filed 2013·Granted Oct 15, 2019·2 cites·6 claims
- 0460US9709196B2Threaded joint for heavy-walled oil country tubular goodsJFE STEEL CORP·Filed 2014·Granted Jul 18, 2017·1 cites·4 claims
- 0557US10295091B2Threaded joint for tubeJFE STEEL CORP·Filed 2014·Granted May 21, 2019·1 cites·3 claims
- 0655US9982815B2Threaded joint for oil country tubular goodsJFE STEEL CORP·Filed 2014·Granted May 29, 2018·1 cites·1 claims
- 0751US9657873B2Threaded joint for pipesKAWAI TAKAMASA·Filed 2012·Granted May 23, 2017·1 cites·5 claims
- 0849US9982491B2Threaded joint for oil country tubular goodsJFE STEEL CORP·Filed 2014·Granted May 29, 2018·0 cites·1 claims
- 0948US10125554B2Threaded joint for oil country tubular goodsJFE STEEL CORP·Filed 2014·Granted Nov 13, 2018·0 cites·1 claims
- 1046US2015198270A1Threaded joint for pipesJFE STEEL CORP·Filed 2013·Application pending·0 cites
- 1137US2018258709A1Screw joint for pipe (as amended)JFE STEEL CORP·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →