Inventor · disambiguated record

Haruo Kokubo

Also filed as: KOKUBO HARUO

3 granted patents·20 citations·filing 2000–2002

66Inventor score

Technology areasG03F

Files withDAINIPPON PRINTING CO LTD3

Top patents by PatentIndex Score

3 records

0164US6764792B1Halftone phase shift photomask and blanks for halftone phase shift photomask for producing itDAINIPPON PRINTING CO LTD·Filed 2000·Granted Jul 20, 2004·8 cites·14 claims
0262US6627359B2Phase-shift photomask manufacturing method and phase-shift photomaskDAINIPPON PRINTING CO LTD·Filed 2001·Granted Sep 30, 2003·10 cites·12 claims
0342US7056624B2Methods of manufacturing phase shift masks having etched substrate shifters with sidewalls rounded at top and bottom cornersDAINIPPON PRINTING CO LTD·Filed 2002·Granted Jun 6, 2006·2 cites·6 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →