Inventor · disambiguated record
Amitava Chattopadhyay
Also filed as: CHATTOPADHYAY AMITAVA
3 granted patents·41 citations·filing 2004–2005
71Inventor score
Files withHITACHI GLOBAL STORAGE TECH3
Top patents by PatentIndex Score
3 records- 0183US7440227B2Magnetic head having a hall effect sensor and circuit for detecting recorded bits from magnetic recording mediaHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Oct 21, 2008·6 cites·37 claims
- 0275US7203036B2Planar extraordinary magnetoresistance sensorHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Apr 10, 2007·19 cites·23 claims
- 0374US7295406B2Narrow track extraordinary magneto resistive [EMR] deviceHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Nov 13, 2007·16 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →