Inventor · disambiguated record
Nobuya Okabe
Also filed as: OKABE NOBUYA
5 granted patents·167 citations·filing 1982–1986
84Inventor score
Files withHITACHI CONSTRUCTION MACHINERY5
Top patents by PatentIndex Score
5 records- 0190US4697418AControl system for hydraulically-operated construction machineryHITACHI CONSTRUCTION MACHINERY·Filed 1986·Granted Oct 6, 1987·53 cites·13 claims
- 0285US4726186AControl system of hydraulic construction machineryHITACHI CONSTRUCTION MACHINERY·Filed 1986·Granted Feb 23, 1988·39 cites·17 claims
- 0378US4561824AHydraulic drive system for civil engineering and construction machineryHITACHI CONSTRUCTION MACHINERY·Filed 1982·Granted Dec 31, 1985·27 cites·20 claims
- 0478US4528892AHydraulic circuit system for construction machineHITACHI CONSTRUCTION MACHINERY·Filed 1983·Granted Jul 16, 1985·31 cites·11 claims
- 0562US4489805AUniversal lever apparatus for hydraulic construction machineHITACHI CONSTRUCTION MACHINERY·Filed 1983·Granted Dec 25, 1984·17 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →