Inventor · disambiguated record
Yasushi Hatta
Also filed as: HATTA YASUSHI
6 granted patents·143 citations·filing 1986–2001
86Inventor score
Files withHITACHI LTD6
Top patents by PatentIndex Score
6 records- 0179US5166553ACurrent mirror circuit employing depletion mode FETsHITACHI LTD·Filed 1989·Granted Nov 24, 1992·26 cites·21 claims
- 0277US6658217B2Optical receiverHITACHI LTD·Filed 2001·Granted Dec 2, 2003·16 cites·12 claims
- 0374US6304357B1Optical receiverHITACHI LTD·Filed 1998·Granted Oct 16, 2001·43 cites·6 claims
- 0473US5376898ASemiconductor integrated circuit deviceHITACHI LTD·Filed 1993·Granted Dec 27, 1994·25 cites·21 claims
- 0562US4968904AMESFET circuit with threshold-compensated source-follower outputHITACHI LTD·Filed 1989·Granted Nov 6, 1990·13 cites·3 claims
- 0662US4803527ASemiconductor integrated circuit device having semi-insulator substrateHITACHI LTD·Filed 1986·Granted Feb 7, 1989·20 cites·7 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →