Assignee
NOZAWA OSAMU
JP·14 granted patents·15 citations·filing 2009–2012
Top patents by PatentIndex Score
14 records- 0192US8137868B2Photomask blank, photomask, and methods of manufacturing the sameNOZAWA OSAMU·Filed 2010·Granted Mar 20, 2012·7 cites·24 claims
- 0290US8524421B2Mask blank, transfer mask, methods of manufacturing the same and method of manufacturing a semiconductor deviceNOZAWA OSAMU·Filed 2011·Granted Sep 3, 2013·5 cites·25 claims
- 0377US8999609B2Phase shift mask blank, method of manufacturing the same, and phase shift maskNOZAWA OSAMU·Filed 2011·Granted Apr 7, 2015·2 cites·19 claims
- 0464US8137867B2Photomask blank, photomask, and methods of manufacturing the sameNOZAWA OSAMU·Filed 2009·Granted Mar 20, 2012·1 cites·24 claims
- 0558US8614035B2Phase shift mask blank, phase shift mask, and method for manufacturing phase shift mask blankNOZAWA OSAMU·Filed 2012·Granted Dec 24, 2013·0 cites·14 claims
- 0656US8518609B2Photomask blank, photomask, and photomask manufacturing methodNOZAWA OSAMU·Filed 2012·Granted Aug 27, 2013·0 cites·18 claims
- 0756US8283092B2Photomask blank, photomask, and photomask manufacturing methodNOZAWA OSAMU·Filed 2009·Granted Oct 9, 2012·0 cites·6 claims
- 0855US8216747B2Phase shift mask blank, phase shift mask, and method for manufacturing phase shift mask blankNOZAWA OSAMU·Filed 2011·Granted Jul 10, 2012·0 cites·22 claims
- 0953US8293435B2Photomask blank, photomask, and methods of manufacturing the sameNOZAWA OSAMU·Filed 2011·Granted Oct 23, 2012·0 cites·17 claims
- 1053US8268515B2Mask blank and method of manufacturing a transfer maskNOZAWA OSAMU·Filed 2009·Granted Sep 18, 2012·0 cites·16 claims
- 1145US8435704B2Mask blank, transfer mask, and methods of manufacturing the sameNOZAWA OSAMU·Filed 2010·Granted May 7, 2013·0 cites·20 claims
- 1244US8883022B2Mask blank and method of manufacturing an imprinting moldNOZAWA OSAMU·Filed 2011·Granted Nov 11, 2014·0 cites·3 claims
- 1343US9017902B2Mask blank, transfer mask, and method of manufacturing a transfer maskNOZAWA OSAMU·Filed 2010·Granted Apr 28, 2015·0 cites·14 claims
- 1442US8709681B2Mask blank, transfer mask, and film denseness evaluation methodNOZAWA OSAMU·Filed 2010·Granted Apr 29, 2014·0 cites·14 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →