Inventor · disambiguated record
Masakatsu Tanaka
Also filed as: TANAKA MASAKATSU
14 granted patents·502 citations·filing 1984–1996
94Inventor score
Top patents by PatentIndex Score
14 records- 0196US4544385AAir dryer device for compressed air system of vehicleNIPPON AIR BRAKE CO·Filed 1984·Granted Oct 1, 1985·63 cites·5 claims
- 0295US5244060AElevator apparatusHITACHI LTD·Filed 1992·Granted Sep 14, 1993·74 cites·15 claims
- 0391US5323878ABraking apparatus for elevator cageHITACHI LTD·Filed 1992·Granted Jun 28, 1994·80 cites·15 claims
- 0490US5265701AElevator with means for controlling upward and downward movement of cageHITACHI LTD·Filed 1992·Granted Nov 30, 1993·47 cites·25 claims
- 0590US5154261AElectromagnetic disc brake for elevator lifting apparatusHITACHI LTD·Filed 1990·Granted Oct 13, 1992·60 cites·14 claims
- 0684US4982815AElevator apparatusHITACHI LTD·Filed 1989·Granted Jan 8, 1991·29 cites·11 claims
- 0781US5025896AElevator control apparatusHITACHI LTD·Filed 1989·Granted Jun 25, 1991·35 cites·34 claims
- 0878US5067593ABraking device for elevator winding machine and elevator using the braking deviceHITACHI LTD·Filed 1989·Granted Nov 26, 1991·24 cites·23 claims
- 0975US5458216AElevator apparatusHITACHI LTD·Filed 1993·Granted Oct 17, 1995·28 cites·31 claims
- 1060US4773222APneumatic brake booster with booster-cylinder-end retained relay valveNIPPON AIR BRAKE CO·Filed 1985·Granted Sep 27, 1988·17 cites·13 claims
- 1155US5457498ATelevision signal digitizing method dividing progressive-scanned signal into two complementary interlace signalsNIPPON TELEVISION NETWORK·Filed 1994·Granted Oct 10, 1995·16 cites·26 claims
- 1239US4846309AElevator hoisting apparatusHITACHI LTD·Filed 1987·Granted Jul 11, 1989·11 cites·6 claims
- 1337US5685114AStructural member, floor structure, and roof structure for wooden building and a method of building with the sameTANAKA MASAKATSU DESIGN OFFICE·Filed 1996·Granted Nov 11, 1997·15 cites·8 claims
- 1427US5718093AFloor panel joint structure and method of making a wooden building with the sameTANAKA MASAKATSU DESIGN OFFICE·Filed 1996·Granted Feb 17, 1998·3 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →