Inventor · disambiguated record
Hisakatsu Tanaka
Also filed as: TANAKA HISAKATSU
9 granted patents·317 citations·filing 1988–1995
91Inventor score
Files withOLYMPUS OPTICAL CO9
Top patents by PatentIndex Score
9 records- 0177US5365048ABar code symbol reading apparatus with double-reading preventing functionOLYMPUS OPTICAL CO·Filed 1993·Granted Nov 15, 1994·81 cites·17 claims
- 0275US4885458ACard-form recording medium and data recording device thereforOLYMPUS OPTICAL CO·Filed 1988·Granted Dec 5, 1989·20 cites·12 claims
- 0374US5473148ABarcode symbol reading system capable of shortening time for reading and decodingOLYMPUS OPTICAL CO·Filed 1994·Granted Dec 5, 1995·56 cites·20 claims
- 0472US5347114ABar code symbol reading apparatusOLYMPUS OPTICAL CO·Filed 1992·Granted Sep 13, 1994·49 cites·19 claims
- 0569US5631457ATwo-dimensional symbol data read apparatusOLYMPUS OPTICAL CO·Filed 1995·Granted May 20, 1997·39 cites·17 claims
- 0669US4894817AMethod of writing data on optical card by projecting thereon intensity modulated light beamOLYMPUS OPTICAL CO·Filed 1988·Granted Jan 16, 1990·16 cites·14 claims
- 0766US5430283ABar-code symbol reading apparatusOLYMPUS OPTICAL CO·Filed 1993·Granted Jul 4, 1995·37 cites·22 claims
- 0866US5113061AOptical card having an identifier for identifying track construction and apparatus for writing and/or reading data on and/or from the optical cardOLYMPUS OPTICAL CO·Filed 1988·Granted May 12, 1992·15 cites·6 claims
- 0938US5383170AOptical card recording/reproducing apparatus wherein a data process is made during an access operationOLYMPUS OPTICAL CO·Filed 1993·Granted Jan 17, 1995·4 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →