Inventor · disambiguated record
Hiroyuki Tsujiwaki
Also filed as: TSUJIWAKI HIROYUKI
3 granted patents·4 pending applications·0 citations·filing 2010–2022
39Inventor score
Top patents by PatentIndex Score
7 records- 0159US2025108340A1Porous membrane, porous membrane laminate, and method of manufacturing porous membraneSUMITOMO ELECTRIC FINE POLYMER INC·Filed 2022·Application pending·0 cites
- 0252US9493619B2Method for producing porous polytetrafluoroethylene film and porous polytetrafluoroethylene filmSUMITOMO ELECTRIC FINE POLYMER INC·Filed 2014·Granted Nov 15, 2016·0 cites·4 claims
- 0351US2025135406A1Porous membrane laminateSUMITOMO ELECTRIC FINE POLYMER INC·Filed 2022·Application pending·0 cites
- 0448US9695291B2Porous polytetrafluoroethylene film and method for producing sameSUMITOMO ELECTRIC FINE POLYMER INC·Filed 2014·Granted Jul 4, 2017·0 cites·4 claims
- 0540US10391457B2Porous filterSUMITOMO ELECTRIC FINE POLYMER INC·Filed 2015·Granted Aug 27, 2019·0 cites·4 claims
- 0631US2011052900A1Porous multilayer filter and method for producing sameSUMITOMO ELEC FINE POLYMER INC·Filed 2010·Application pending·0 cites
- 0731US2013092623A1Porous multi-layer filterTSUJIWAKI HIROYUKI·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →