Inventor · disambiguated record
Eichika Matsuda
Also filed as: MATSUDA EICHIKA
16 granted patents·566 citations·filing 1988–1999
95Inventor score
Top patents by PatentIndex Score
16 records- 0184US5698822AInput and display apparatus for handwritten charactersSHARP KK·Filed 1995·Granted Dec 16, 1997·179 cites·14 claims
- 0283US4980910APortable automatic dialing unitSHARP KK·Filed 1989·Granted Dec 25, 1990·84 cites·7 claims
- 0374US5125078AElectronic display apparatus with scrolling functionSHARP KK·Filed 1989·Granted Jun 23, 1992·41 cites·4 claims
- 0468US5377326AElectronic apparatus with remote data supplementation/update selection and error displaySHARP KK·Filed 1993·Granted Dec 27, 1994·50 cites·5 claims
- 0559US5587724APortable terminal deviceSHARP KK·Filed 1992·Granted Dec 24, 1996·34 cites·5 claims
- 0657US5084833AInput system for use in a portable type data processing deviceSHARP KK·Filed 1990·Granted Jan 28, 1992·29 cites·14 claims
- 0756US6252602B1Information processing apparatusSHARP KK·Filed 1997·Granted Jun 26, 2001·32 cites·27 claims
- 0852US5161118AHand held data processing apparatusSHARP KK·Filed 1991·Granted Nov 3, 1992·22 cites·10 claims
- 0948US5222209ASchedule displaying deviceSHARP KK·Filed 1989·Granted Jun 22, 1993·49 cites·15 claims
- 1045US5454035AElectronic apparatusSHARP KK·Filed 1994·Granted Sep 26, 1995·16 cites·3 claims
- 1139US4926388AElectronic device for independently erasing secret and non-secret data from memorySHARP KK·Filed 1988·Granted May 15, 1990·10 cites·9 claims
- 1233US5150293ASmall electronic memo data storage, display and recall apparatusSHARP KK·Filed 1990·Granted Sep 22, 1992·6 cites·7 claims
- 1332US6275218B1Information processing device, control method for the same device and control program recording medium for the same deviceSHARP KK·Filed 1999·Granted Aug 14, 2001·3 cites·5 claims
- 1431US5050115AElectronic calculatorMATSUDA EICHIKA·Filed 1990·Granted Sep 17, 1991·9 cites·11 claims
- 1529US5241684AData processor for processing data singly or in an arraySHARP KK·Filed 1992·Granted Aug 31, 1993·0 cites·6 claims
- 1629US5150316AElectronic apparatusSHARP KK·Filed 1990·Granted Sep 22, 1992·2 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →