Inventor · disambiguated record
Kouji Tange
Also filed as: TANGE KOUJI
5 granted patents·10 citations·filing 2001–2009
71Inventor score
Technology areasG03F
Top patents by PatentIndex Score
5 records- 0173US7264905B2Photomask, and method and apparatus for producing the sameTOPPAN PRINTING CO LTD·Filed 2003·Granted Sep 4, 2007·9 cites·3 claims
- 0266US7582397B2Photomask, and method and apparatus for producing the sameRENESAS TECH CORP·Filed 2007·Granted Sep 1, 2009·1 cites·8 claims
- 0358US7771904B2Photomask, and method and apparatus for producing the sameRENESAS TECH CORP·Filed 2009·Granted Aug 10, 2010·0 cites·1 claims
- 0455US7585599B2Photomask, and method and apparatus for producing the sameRENESAS TECH CORP·Filed 2007·Granted Sep 8, 2009·0 cites·2 claims
- 0537US6537709B2Photo mask having film formed from halftone material, method of manufacturing photo mask, and method of manufacturing semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Mar 25, 2003·0 cites·12 claims
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