Inventor · disambiguated record
Yoshiji Okada
Also filed as: OKADA YOSHIJI
3 granted patents·7 pending applications·17 citations·filing 1999–2018
63Inventor score
Top patents by PatentIndex Score
10 records- 0157US9579629B2Production process of film and column for cation chromatographySHOWA DENKO KK·Filed 2014·Granted Feb 28, 2017·0 cites·6 claims
- 0254US2019015813A1Packing material for liquid chromatography and column for liquid chromatographySHOWA DENKO KK·Filed 2018·Application pending·0 cites
- 0352US7820240B2Production process of film and column for cation chromatographySHOWA DENKO KK·Filed 2003·Granted Oct 26, 2010·2 cites·11 claims
- 0446US2010224544A1Production process of film and column for cation chromatographySHOWA DENKO KK·Filed 2010·Application pending·0 cites
- 0545US2017007981A1Packing material for liquid chromatography and column for liquid chromatographySHOWA DENKO KK·Filed 2015·Application pending·0 cites
- 0642US2009258428A1Method for analyzing low molecular weight compound in sample containing water-soluble polymer and low molecular weight compoundSHOWA DENKO KK·Filed 2006·Application pending·0 cites
- 0741US2008116138A1Packing Material for Ion ChromatographySHOWA DENKO KK·Filed 2006·Application pending·0 cites
- 0837US2003066336A1Method for measuring anionsSHOWA DENKO KK·Filed 2002·Application pending·0 cites
- 0936US2002194901A1Porous polymer particle, alkali-resistant anion exchanger, producing method thereof, column for ion chromatography, and method for measuring anionsSHOWA DENKO KK·Filed 2001·Application pending·0 cites
- 1034US6345586B1Method for confirming vehicle travel position and equipment for displaying vehicle travel positionMITSUTOYO INDUSTRY CO LTD·Filed 1999·Granted Feb 12, 2002·15 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →