Inventor · disambiguated record
Eiji Hirakawa
Also filed as: HIRAKAWA EIJI
4 granted patents·54 citations·filing 1997–2004
77Inventor score
Top patents by PatentIndex Score
4 records- 0161US6110598ALow resistive tantalum thin film structure and method for forming the sameNEC CORP·Filed 1998·Granted Aug 29, 2000·21 cites·7 claims
- 0258US7381363B2Plasma processing apparatus for powder and plasma processing method for powderHITACHI METALS LTD·Filed 2004·Granted Jun 3, 2008·6 cites·9 claims
- 0356US7135141B2Method of manufacturing a sintered bodyHITACHI METALS LTD·Filed 2004·Granted Nov 14, 2006·6 cites·9 claims
- 0455US5919321ATarget material of metal silicideHITACHI METALS LTD·Filed 1997·Granted Jul 6, 1999·21 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →