Inventor · disambiguated record
Yoshitaka Chiba
Also filed as: CHIBA YOSHITAKA
6 granted patents·150 citations·filing 1975–1992
86Inventor score
Top patents by PatentIndex Score
6 records- 0189US4938798ASputtering target and process for preparing the sameHITACHI METALS LTD·Filed 1988·Granted Jul 3, 1990·54 cites·5 claims
- 0284US5320729ASputtering targetHITACHI LTD·Filed 1992·Granted Jun 14, 1994·45 cites·18 claims
- 0367US4006015ANi-Cr-W alloysHITACHI METALS LTD·Filed 1975·Granted Feb 1, 1977·14 cites·26 claims
- 0465US5062885ARare earth metal-iron group metal target, alloy powder therefor and method of producing sameHITACHI METALS LTD·Filed 1990·Granted Nov 5, 1991·12 cites·3 claims
- 0565US4957549ARare earth metal-iron group metal target, alloy powder therefor and method of producing sameHITACHI METALS LTD·Filed 1988·Granted Sep 18, 1990·17 cites·8 claims
- 0655US5098649ARare earth metal-iron group metal target, alloy powder therefor and method of producing sameHITACHI METALS LTD·Filed 1990·Granted Mar 24, 1992·8 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →