Inventor · disambiguated record
Masahiko Futatsuka
Also filed as: FUTATSUKA MASAHIKO
12 granted patents·216 citations·filing 1993–1996
93Inventor score
Top patents by PatentIndex Score
12 records- 0190US5453852APaper feed roller structure for image reading apparatusPFU LTD·Filed 1993·Granted Sep 26, 1995·39 cites·7 claims
- 0287US5491567AImage reading apparatusPFU LTD·Filed 1995·Granted Feb 13, 1996·23 cites·2 claims
- 0386US5537219AMovable image reading apparatusPFU LTD·Filed 1995·Granted Jul 16, 1996·22 cites·2 claims
- 0485US5606430AImage reading apparatus having projections on surface of hopper near side edges of paper feed path to prevent close contact and reduce static electricityFUJITSU LTD·Filed 1995·Granted Feb 25, 1997·20 cites·1 claims
- 0585US5510909AImage reading apparatus having a paper guide mechanism with spring biased locking releasing pieces connected by symmetrical movement and locking mechanismsPFU LTD·Filed 1995·Granted Apr 23, 1996·23 cites·6 claims
- 0678US5573338AAutomatic paper feeder and frame structure of document input devicePFU LTD·Filed 1994·Granted Nov 12, 1996·34 cites·24 claims
- 0770US5537225AAttachment of a light source in an image reading apparatusPFU LTD·Filed 1995·Granted Jul 16, 1996·10 cites·2 claims
- 0867US5493422AImage reading apparatus with transparent guide forming separate arc passages with feed rollers for document insertion and outputPFU LTD·Filed 1995·Granted Feb 20, 1996·9 cites·3 claims
- 0964US5504587AImage reading apparatusPFU LTD·Filed 1995·Granted Apr 2, 1996·8 cites·4 claims
- 1054US5628575AAutomatic paper feeder and frame structure of document input deviceFUJITSU LTD·Filed 1996·Granted May 13, 1997·14 cites·12 claims
- 1153US5493417AImage reading apparatus with document width sensorPFU LTD·Filed 1995·Granted Feb 20, 1996·5 cites·2 claims
- 1247US5624197AAutomatic paper feeder and frame structure of document input devicePFU LTD·Filed 1996·Granted Apr 29, 1997·9 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →