KK

Keiji KUMANO

IC Ibiden Co.: 3 patents #258 of 730Top 40%
Overall (All Time): #1,514,987 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9056440 Holding seal material, exhaust gas purifying apparatus and method of manufacturing holding seal material Takahiko Okabe 2015-06-16
8974570 Retaining seal material and exhaust gas purifying apparatus Takahiko Okabe 2015-03-10
8945269 Holding sealing material, method for producing holding sealing material, and exhaust gas purifying apparatus 2015-02-03