NH

Naka Hirayama

NK Nitto Kogyo: 10 patents #1 of 53Top 2%
Overall (All Time): #520,251 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
7776935 Water-in-oil emulsion composition for forming silicone elastomer porous material Atsushi Ikeda 2010-08-17
7285578 Water-in-oil emulsion composition for forming silicone elastomer porous material Atsushi Ikeda 2007-10-23
7007384 Developing roller and method of producing the same 2006-03-07
6685612 Developing roller 2004-02-03
6555163 Developing roller and method of producing the same 2003-04-29
6471628 Developing roller with porous surface 2002-10-29
6461674 Developing roller and method of producing the same 2002-10-08
6383564 Method for forming a porous covering layer on a substrate 2002-05-07
6270449 Developing roller 2001-08-07
6092032 Electroconductive roller and apparatus and method for testing it 2000-07-18