Inventor · disambiguated record
Tadakazu Ishiwata
Also filed as: ISHIWATA TADAKAZU
14 granted patents·4 pending applications·9 citations·filing 2006–2023
85Inventor score
Top patents by PatentIndex Score
18 records- 0185US11926730B2Polypropylene film, metal layer-integrated polypropylene film, film capacitor and film rollOJI HOLDINGS CORP·Filed 2023·Granted Mar 12, 2024·0 cites·7 claims
- 0283US10093792B2Biaxially stretched polypropylene film for capacitorsOJI HOLDINGS CORP·Filed 2015·Granted Oct 9, 2018·2 cites·4 claims
- 0380US11661507B2Polypropylene film, metal layer-integrated polypropylene film, film capacitor and film rollOJI HOLDINGS CORP·Filed 2022·Granted May 30, 2023·0 cites·8 claims
- 0471US11142618B2Biaxially stretched polypropylene film, metallized film for capacitors, and capacitorOJI HOLDINGS CORP·Filed 2017·Granted Oct 12, 2021·1 cites·11 claims
- 0570US10759929B2Biaxially stretched polypropylene film for capacitorsOJI HOLDINGS CORP·Filed 2015·Granted Sep 1, 2020·1 cites·5 claims
- 0670US10431380B2Biaxially stretched polypropylene film for capacitorOJI HOLDINGS CORP·Filed 2014·Granted Oct 1, 2019·1 cites·9 claims
- 0769US9605093B2Biaxially stretched polypropylene film for capacitorsOJI HOLDINGS CORP·Filed 2013·Granted Mar 28, 2017·2 cites·19 claims
- 0863US10294356B2Biaxially stretched polypropylene film for capacitorsOJI HOLDINGS CORP·Filed 2018·Granted May 21, 2019·0 cites·7 claims
- 0962US11492475B2Polypropylene film, metal layer-integrated polypropylene film, film capacitor and film rollOJI HOLDINGS CORP·Filed 2018·Granted Nov 8, 2022·0 cites·8 claims
- 1060US2025136772A1Biaxially stretched polypropylene film, metallized film, and capacitorOJI HOLDINGS CORP·Filed 2023·Application pending·0 cites
- 1151US9349538B2Polypropylene film for capacitorISHIWATA TADAKAZU·Filed 2012·Granted May 24, 2016·1 cites·6 claims
- 1249US7872085B2Biaxially oriented polyproplyene filmOJI PAPER CO·Filed 2007·Granted Jan 18, 2011·0 cites·3 claims
- 1348US11961683B2Biaxially stretched polypropylene film, metallized film, metallized film roll and film capacitorOJI HOLDINGS CORP·Filed 2019·Granted Apr 16, 2024·0 cites·16 claims
- 1446US10910164B2Biaxially stretched polypropylene film for capacitors, metallized film, and capacitorOJI HOLDINGS CORP·Filed 2016·Granted Feb 2, 2021·0 cites·10 claims
- 1546US2019315047A1Biaxially oriented polypropylene film, metallized film, and capacitorOJI HOLDINGS CORP·Filed 2017·Application pending·0 cites
- 1645US9548160B2Raw sheet for capacitor film and capacitor filmISHIWATA TADAKAZU·Filed 2006·Granted Jan 17, 2017·1 cites·6 claims
- 1745US2024181749A1Metallized polypropylene filmOJI HOLDINGS CORP·Filed 2022·Application pending·0 cites
- 1843US2018118904A1Biaxially stretched polypropylene film for capacitorOJI HOLDINGS CORP·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →