Inventor · disambiguated record
Kenji Iwashita
Also filed as: IWASHITA KENJI
10 granted patents·8 pending applications·35 citations·filing 1977–2020
84Inventor score
Top patents by PatentIndex Score
18 records- 0176US8108949B2Waterproof moisture-permeable fabric for clothing and clothingIWASHITA KENJI·Filed 2007·Granted Feb 7, 2012·7 cites·16 claims
- 0276US6723265B1Method for producing polyester-based combined filament yarnTEIJIN LTD·Filed 2000·Granted Apr 20, 2004·15 cites·2 claims
- 0371US9127380B2Water-repellent woven fabric and garmentIWASHITA KENJI·Filed 2011·Granted Sep 8, 2015·2 cites·15 claims
- 0468US2019226122A1Colored organic fiber, cloth, and garments, and method for producing clothTEIJIN LTD·Filed 2019·Application pending·0 cites
- 0566US9970133B2Woven fabric and garmentUKUMA AKIO·Filed 2011·Granted May 15, 2018·3 cites·7 claims
- 0660US11118287B2Fabric and protective productTEIJIN LTD·Filed 2016·Granted Sep 14, 2021·0 cites·9 claims
- 0755US2017037543A1Colored organic fiber, cloth, and garments, and method for producing clothTEIJIN LTD·Filed 2015·Application pending·0 cites
- 0854US4152534AFurnace roof for the electric arc furnaceKYOEI STEEL LTD·Filed 1977·Granted May 1, 1979·8 cites·4 claims
- 0953US2021363668A1Fabric and textile productTEIJIN LTD·Filed 2019·Application pending·0 cites
- 1052US11846047B2Cloth and protective productTEIJIN LTD·Filed 2019·Granted Dec 19, 2023·0 cites·5 claims
- 1149US11078608B2Fabric, method for manufacturing same, and fiber productTEIJIN LTD·Filed 2017·Granted Aug 3, 2021·0 cites·20 claims
- 1248US2022259800A1Dyed fabric, fiber product in which same is used, and method for dyeing fabricTEIJIN LTD·Filed 2020·Application pending·0 cites
- 1345US2007004303A1Stretchable composite fabric and clothing product therefromTANAKA KENGO·Filed 2004·Application pending·0 cites
- 1440US2006060257A1Three-dimensional fabric and method for production thereofIWASHITA KENJI·Filed 2003·Application pending·0 cites
- 1539US2017292210A1Fabric and fiber productTEIJIN LTD·Filed 2015·Application pending·0 cites
- 1635US6887411B2Method for producing polyester blended yarnTEIJIN LTD·Filed 2001·Granted May 3, 2005·0 cites·9 claims
- 1733US11160320B2Fabric, multilayer structured fabric, and fiber productTEIJIN LTD·Filed 2017·Granted Nov 2, 2021·0 cites·1 claims
- 1833US2018080153A1Cloth tape and fiber productTEIJIN LTD·Filed 2017·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Kenji Iwashita files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →