Inventor · disambiguated record
Keiji Hirai
Also filed as: HIRAI KEIJI
5 granted patents·3 pending applications·135 citations·filing 1999–2022
81Inventor score
Top patents by PatentIndex Score
8 records- 0194US6356701B1Editing system and method and distribution mediumSONY CORP·Filed 1999·Granted Mar 12, 2002·90 cites·17 claims
- 0291US7266286B2Editing system and method and distribution mediumSONY CORP·Filed 2001·Granted Sep 4, 2007·34 cites·3 claims
- 0375US11274446B2Screw-type rebar joint structure of deformed rebar and manufacturing method thereofFUKUDA AKIRA·Filed 2019·Granted Mar 15, 2022·4 cites·8 claims
- 0458US8200873B2Editing system, computer, timing notice apparatus, computer program, and method for acquiring timingTSUKIMORI KOJI·Filed 2004·Granted Jun 12, 2012·6 cites·15 claims
- 0547US2022127838A1Steel reinforced joint, steel reinforced assembly, and precast steel reinforced concrete bodyFUKUDA AKIRA·Filed 2022·Application pending·0 cites
- 0646US2005207868A1Bolt set made of steelUNO NOBUYOSHI·Filed 2005·Application pending·0 cites
- 0744US2015037090A1Threaded reinforcing bar coupling for deformed reinforcing bar, and threaded deformed reinforcing barFUKUDA AKIRA·Filed 2014·Application pending·0 cites
- 0829USD743581SReinforcing barFUKUDA AKIRA·Filed 2014·Granted Nov 17, 2015·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →