Inventor · disambiguated record
Fujio Iwata
Also filed as: IWATA FUJIO
5 granted patents·208 citations·filing 1990–1995
83Inventor score
Files withTOPPAN PRINTING CO LTD5
Top patents by PatentIndex Score
5 records- 0191US5301062ADisplay having diffraction grating patternTOPPAN PRINTING CO LTD·Filed 1992·Granted Apr 5, 1994·111 cites·12 claims
- 0285US5132812AMethod of manufacturing display having diffraction grating patternsTOPPAN PRINTING CO LTD·Filed 1990·Granted Jul 21, 1992·74 cites·2 claims
- 0360US5625619AOptical recording medium having a plurality of different diffraction grating cellsTOPPAN PRINTING CO LTD·Filed 1995·Granted Apr 29, 1997·11 cites·21 claims
- 0455US5644565AOptical recording medium including a plurality of diffracted grating cellsTOPPAN PRINTING CO LTD·Filed 1995·Granted Jul 1, 1997·9 cites·12 claims
- 0541US5570338AOptical information recording medium which uses diffraction gratingTOPPAN PRINTING CO LTD·Filed 1993·Granted Oct 29, 1996·3 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →