Inventor · disambiguated record
Toshiyuki Ichikawa
Also filed as: ICHIKAWA TOSHIYUKI
33 granted patents·1 pending application·651 citations·filing 1984–2024
97Inventor score
Top patents by PatentIndex Score
34 records- 0192US5936218AMultiple plane bar code reader for reading optically encoded dataFUJITSU LTD·Filed 1996·Granted Aug 10, 1999·137 cites·32 claims
- 0286US5693930AOptical scanner having a plurality of scanning systemsFUJITSU LTD·Filed 1996·Granted Dec 2, 1997·104 cites·40 claims
- 0384US7147191B2Display tilting apparatusFUJITSU FRONTECH LTD·Filed 2004·Granted Dec 12, 2006·35 cites·9 claims
- 0479US6462880B1Bar code readerFUJITSU LTD·Filed 1998·Granted Oct 8, 2002·45 cites·13 claims
- 0579US4848862ALaser beam scannerFUJITSU LTD·Filed 1987·Granted Jul 18, 1989·44 cites·16 claims
- 0677US7017803B2Point-of-sale terminalFUJITSU FRONTECH LTD·Filed 2004·Granted Mar 28, 2006·22 cites·17 claims
- 0776USD542834SCash registerFUJITSU LTD·Filed 2006·Granted May 15, 2007·23 cites·1 claims
- 0875US6728015B2Bar code readerFUJITSU LTD·Filed 2002·Granted Apr 27, 2004·15 cites·1 claims
- 0974US12448238B2Sheet feeding deviceCANON KK·Filed 2024·Granted Oct 21, 2025·0 cites·14 claims
- 1064USD542333SCash registerFUJITSU LTD·Filed 2006·Granted May 8, 2007·14 cites·1 claims
- 1162US5191362AElectrophotographic printing apparatus with a control system responsive to temperature changesTOKYO ELECTRIC CO LTD·Filed 1991·Granted Mar 2, 1993·14 cites·7 claims
- 1259US6631844B1Optical scanner, code reader and bar code reader having increased degree of freedom in placement of optical partsFUJITSU LTD·Filed 1999·Granted Oct 14, 2003·23 cites·22 claims
- 1359US5231277AOptical scanner using plannar reflecting hologramsFUJITSU LTD·Filed 1992·Granted Jul 27, 1993·24 cites·16 claims
- 1458US4655541AHologram scannerFUJITSU LTD·Filed 1984·Granted Apr 7, 1987·14 cites·24 claims
- 1558US2025153489A1Sheet stacking apparatus and image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 1656US6840452B2Light source module for a scanning apparatus and a scanning apparatus with the light source moduleFUJITSU LTD·Filed 2001·Granted Jan 11, 2005·4 cites·10 claims
- 1754US7032824B2ScannerFUJITSU FRONTECH LTD·Filed 2004·Granted Apr 25, 2006·5 cites·9 claims
- 1854US6216950B1Optical scanning apparatusFUJITSU LTD·Filed 1998·Granted Apr 17, 2001·19 cites·18 claims
- 1952USD543231SCash registerFUJITSU LTD·Filed 2006·Granted May 22, 2007·8 cites·1 claims
- 2052US6491224B2Optical scanning apparatusFUJITSU LTD·Filed 1999·Granted Dec 10, 2002·29 cites·40 claims
- 2151US6495754B2Housing including first and second housing halves, and an arrangement for locking thereofFUJITSU LTD·Filed 2001·Granted Dec 17, 2002·3 cites·3 claims
- 2248US5245170AOptical scanner using planar reflection hologramsFUJITSU LTD·Filed 1992·Granted Sep 14, 1993·13 cites·5 claims
- 2344US5237339AElectrophotography apparatusTOKYO ELECTRIC CO LTD·Filed 1991·Granted Aug 17, 1993·11 cites·7 claims
- 2443USD542833SCash registerFUJITSU LTD·Filed 2006·Granted May 15, 2007·5 cites·1 claims
- 2543US6283373B1Light source module for a scanning apparatus and a scanning apparatus with the light source moduleFUJITSU LTD·Filed 1998·Granted Sep 4, 2001·9 cites·10 claims
- 2641US8162217B2Magnetic card readerKASAI YOSHIAKI·Filed 2011·Granted Apr 24, 2012·0 cites·11 claims
- 2741US6262366B1Housing including first and second housing halves, and an arrangement for locking thereofFUJITSU LTD·Filed 1998·Granted Jul 17, 2001·7 cites·7 claims
- 2840US5815300AOptical reading apparatus having optical scanner for scanning information on objectsFUJITSU LTD·Filed 1997·Granted Sep 29, 1998·6 cites·20 claims
- 2939US5696617AOptical reading apparatus having optical scanner for scanning information on objectsFUJITSU LTD·Filed 1995·Granted Dec 9, 1997·6 cites·2 claims
- 3038US8226002B2Magnetic card readerKASAI YOSHIAKI·Filed 2011·Granted Jul 24, 2012·0 cites·8 claims
- 3137US6469294B2Optical scanner and light source module with reduced light beam diameterFUJITSU LTD·Filed 1998·Granted Oct 22, 2002·6 cites·28 claims
- 3235US5144364APower supply for electrophotography apparatusTOKYO ELECTRIC CO LTD·Filed 1991·Granted Sep 1, 1992·4 cites·4 claims
- 3332US6211986B1Optical reading apparatus having optical scanner for scanning information on objectsFUJITSU LTD·Filed 1998·Granted Apr 3, 2001·2 cites·9 claims
- 3431US11125306B2Dividing wall for primary pulley in belt-type continuously variable transmissionUNIPRES CORP·Filed 2018·Granted Sep 21, 2021·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →