Inventor · disambiguated record
Fumio Sakamoto
Also filed as: SAKAMOTO FUMIO
13 granted patents·292 citations·filing 1984–2019
92Inventor score
Files withTOYODA MACHINE WORKS LTD4ALPS ELECTRIC CO LTD2HITACHI LTD2MITSUBISHI ELECTRIC CORP2MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1
Top patents by PatentIndex Score
13 records- 0189US5330168ADevice for clamping a workpieceTOYODA MACHINE WORKS LTD·Filed 1993·Granted Jul 19, 1994·49 cites·10 claims
- 0289US4954930AIllumination light guideALPS ELECTRIC CO LTD·Filed 1989·Granted Sep 4, 1990·87 cites·3 claims
- 0380US5589722ASheet coil motor and method of fabricating the sameTEAC CORP·Filed 1994·Granted Dec 31, 1996·46 cites·16 claims
- 0476US5291345AApparatus for applying magnetic field and magneto-optical disk storage having such apparatusMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Mar 1, 1994·28 cites·17 claims
- 0570US5601411AStainless steel type 13Cr5Ni having high toughness, and usage the sameHITACHI LTD·Filed 1995·Granted Feb 11, 1997·21 cites·4 claims
- 0654US4968526AMethod for fabricating a key topALPS ELECTRIC CO LTD·Filed 1989·Granted Nov 6, 1990·15 cites·2 claims
- 0751US6190294B1Horizontal machine toolTOYODA MACHINE WORKS LTD·Filed 1998·Granted Feb 20, 2001·16 cites·16 claims
- 0851US4629430APlant operator training simulatorMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Dec 16, 1986·16 cites·2 claims
- 0945US5879132AStainless steel type 13Cr5Ni having high toughness, and usage of the sameHITACHI LTD·Filed 1996·Granted Mar 9, 1999·8 cites·15 claims
- 1040US7207858B2Method for manufacturing plasma display panelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Apr 24, 2007·0 cites·4 claims
- 1134US4614467ACam milling machineTOYODA MACHINE WORKS LTD·Filed 1984·Granted Sep 30, 1986·4 cites·5 claims
- 1231US4727982AWorkpiece transfer apparatusTOYODA MACHINE WORKS LTD·Filed 1987·Granted Mar 1, 1988·2 cites·8 claims
- 1328USD940769SThermal conduction metal materialMITSUBISHI MATERIALS CORP·Filed 2019·Granted Jan 11, 2022·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →