Inventor · disambiguated record
Yasumasa Haruta
Also filed as: HARUTA YASUMASA
7 granted patents·134 citations·filing 1990–2002
86Inventor score
Technology areasB66B
Files withMITSUBISHI ELECTRIC CORP7
Top patents by PatentIndex Score
7 records- 0191US6334522B2Control apparatus for passenger conveyor and passenger detecting deviceMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Jan 1, 2002·49 cites·14 claims
- 0270US5062519AEscalator system with convertible step unitMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Nov 5, 1991·27 cites·15 claims
- 0361US6588573B1Escalator with high speed inclined sectionMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Jul 8, 2003·12 cites·7 claims
- 0456US6591959B1Escalator with high speed inclinded sectionMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Jul 15, 2003·9 cites·4 claims
- 0553US6241071B1Tread unit of passenger conveyer and passenger conveyer systemMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Jun 5, 2001·18 cites·10 claims
- 0647US7104386B2Sloped part high-speed escalatorMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Sep 12, 2006·5 cites·4 claims
- 0746US5992605AEscalator system with wheel chair steps and an operating method thereforMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Nov 30, 1999·14 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →