Inventor · disambiguated record
Yutaka Tagawa
Also filed as: TAGAWA YUTAKA
1 granted patent·4 pending applications·10 citations·filing 2004–2009
32Inventor score
Top patents by PatentIndex Score
5 records- 0173US7840804B2Attribute certificate validation method and deviceHITACHI LTD·Filed 2006·Granted Nov 23, 2010·10 cites·15 claims
- 0242US2009237713A1Print managing apparatus, print managing method, and programEBISAWA RYU·Filed 2009·Application pending·0 cites
- 0340US2009174893A1Print management system and methodFUJII YASUHIRO·Filed 2008·Application pending·0 cites
- 0439US2005193192A1Electronic certificate validity check system and its methodFiled 2004·Application pending·0 cites
- 0536US2008239346A1Copy machine control apparatus and copy machine control methodHITACHI LTD·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →