Inventor · disambiguated record
Yoshifumi Yoritomi
Also filed as: YORITOMI YOSHIFUMI
5 granted patents·208 citations·filing 1988–1997
85Inventor score
Files withHITACHI LTD5
Top patents by PatentIndex Score
5 records- 0190US5493129AThin film transistor structure having increased on-currentHITACHI LTD·Filed 1989·Granted Feb 20, 1996·59 cites·11 claims
- 0285US4902394ASputtering method and apparatusHITACHI LTD·Filed 1988·Granted Feb 20, 1990·49 cites·11 claims
- 0381US5157470AThin film transistor, manufacturing method thereof and matrix circuit board and image display device each using the sameHITACHI LTD·Filed 1991·Granted Oct 20, 1992·53 cites·26 claims
- 0470US5981973AThin film transistor structure having increased on-currentHITACHI LTD·Filed 1997·Granted Nov 9, 1999·25 cites·20 claims
- 0567US5821565AThin film transistor structure having increased on-currentHITACHI LTD·Filed 1995·Granted Oct 13, 1998·22 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →