Inventor · disambiguated record
Akinobu Ishiwatari
Also filed as: ISHIWATARI AKINOBU
8 granted patents·5 pending applications·17 citations·filing 2012–2022
80Inventor score
Top patents by PatentIndex Score
13 records- 0182US10089422B2Stress-strain relation simulation method, springback-amount prediction method, and springback analyzerJFE STEEL CORP·Filed 2014·Granted Oct 2, 2018·5 cites·6 claims
- 0280US9953115B2Method for specifying stretch flange limit strain and method for determining feasibility of press formingJFE STEEL CORP·Filed 2013·Granted Apr 24, 2018·4 cites·4 claims
- 0375US10286436B2Method of press forming and press forming apparatusJFE STEEL CORP·Filed 2014·Granted May 14, 2019·3 cites·16 claims
- 0468US10500624B2Press forming method and tool of press formingJFE STEEL CORP·Filed 2016·Granted Dec 10, 2019·1 cites·1 claims
- 0562US10012555B2Method of identifying cause of springback and apparatus of identifying cause of springbackJFE STEEL CORP·Filed 2013·Granted Jul 3, 2018·3 cites·4 claims
- 0660US2025190644A1Method, device, and program for predicting delayed fracture in press formed part, and method of manufacturing press formed partJFE STEEL CORP·Filed 2022·Application pending·0 cites
- 0751US12263514B2Press forming methodJFE STEEL CORP·Filed 2020·Granted Apr 1, 2025·0 cites·2 claims
- 0851US9410855B2Method for press forming analysisISHIWATARI AKINOBU·Filed 2012·Granted Aug 9, 2016·1 cites·2 claims
- 0949US2025050403A1Method, device, and program of evaluating peripheral shape of press formed part, and method of manufacturing press formed partJFE STEEL CORP·Filed 2022·Application pending·0 cites
- 1044US2024027314A1Method of calculating residual stressJFE STEEL CORP·Filed 2021·Application pending·0 cites
- 1143US11376645B2Sheet material press forming methodJFE STEEL CORP·Filed 2018·Granted Jul 5, 2022·0 cites·1 claims
- 1243US2024207917A1Press forming method and shape evaluation method for press formed partJFE STEEL CORP·Filed 2022·Application pending·0 cites
- 1339US2014172391A1Method and apparatus for identifying effect of countermeasure for reducing springback on press-formed productTOKITA YUICHI·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →