Inventor · disambiguated record
Takuma Ushijima
Also filed as: USHIJIMA TAKUMA
3 granted patents·35 citations·filing 2004–2008
70Inventor score
Technology areasG06F
Top patents by PatentIndex Score
3 records- 0179US7716438B2Storage system and back-up method for storage systemHITACHI LTD·Filed 2007·Granted May 11, 2010·10 cites·14 claims
- 0275US7272693B2Storage system and back-up method for storage systemHITACHI LTD·Filed 2004·Granted Sep 18, 2007·22 cites·13 claims
- 0354US8171324B2Information processing device, data writing method, and program for the sameUSHIJIMA TAKUMA·Filed 2008·Granted May 1, 2012·3 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →