Inventor · disambiguated record
Ryoji Okada
Also filed as: OKADA RYOJI
17 granted patents·7 pending applications·291 citations·filing 1985–2019
95Inventor score
Top patents by PatentIndex Score
24 records- 0188US8418558B2Acceleration sensor element and acceleration sensor having sameKAZAMA ATSUSHI·Filed 2010·Granted Apr 16, 2013·9 cites·7 claims
- 0286US4610718AMethod for manufacturing ultra-fine particlesHITACHI LTD·Filed 1985·Granted Sep 9, 1986·49 cites·6 claims
- 0383US8438931B2Semiconductor strain sensorKAZAMA ATSUSHI·Filed 2008·Granted May 14, 2013·17 cites·10 claims
- 0473US5346316ABearing unit, drainage pump and hydraulic turbine each incorporating the bearing unitHITACHI LTD·Filed 1993·Granted Sep 13, 1994·29 cites·10 claims
- 0572US5458460ADrainage pump and a hydraulic turbine incorporating a bearing member, and a method of manufacturing the bearing memberHITACHI LTD·Filed 1994·Granted Oct 17, 1995·23 cites·23 claims
- 0669US5180001AHeat transfer memberHITACHI LTD·Filed 1990·Granted Jan 19, 1993·40 cites·17 claims
- 0768US8022433B2Semiconductor sensor device and method for manufacturing sameHITACHI METALS LTD·Filed 2007·Granted Sep 20, 2011·4 cites·8 claims
- 0867US7939938B2Functional device package with metallization arrangement for improved bondability of two substratesHITACHI METALS LTD·Filed 2008·Granted May 10, 2011·4 cites·11 claims
- 0967US5301078AMagnetic disk unit and manufacturing method of carriage structure thereofHITACHI LTD·Filed 1991·Granted Apr 5, 1994·17 cites·20 claims
- 1066US4855102ASintering methodHITACHI LTD·Filed 1988·Granted Aug 8, 1989·31 cites·14 claims
- 1161US8474318B2Acceleration sensorKAZAMA ATSUSHI·Filed 2008·Granted Jul 2, 2013·2 cites·11 claims
- 1261US5839880ABearing unit, drainage pump and hydraulic turbine each incorporating the bearing unit, and method of manufacturing the bearing unitHITACHI LTD·Filed 1995·Granted Nov 24, 1998·16 cites·2 claims
- 1357US5168097ALaser deposition process for forming an ultrafine-particle filmHITACHI LTD·Filed 1991·Granted Dec 1, 1992·18 cites·46 claims
- 1456US7400568B2Optical device, optical pickup and optical disk apparatusHITACHI LTD·Filed 2003·Granted Jul 15, 2008·8 cites·6 claims
- 1556US2022056221A1Method for Manufacturing Fibroin Solution and Method for Manufacturing Protein Molded BodySPIBER INC·Filed 2019·Application pending·0 cites
- 1649US5938403ARunner, water wheel and method of manufacturing the sameHITACHI LTD·Filed 1997·Granted Aug 17, 1999·16 cites·39 claims
- 1748US7298972B2Optical switch and a control method thereofHITACHI LTD·Filed 2003·Granted Nov 20, 2007·2 cites·9 claims
- 1847US2005192759A1Computer program for designing treating member and system for providing service using the programFiled 2004·Application pending·0 cites
- 1944US2021032778A1Production Method for Protein Molded Article, Production Method for Protein Solution, and Production Method for ProteinSPIBER INC·Filed 2019·Application pending·0 cites
- 2042US2008034867A1Multi-range three-axis acceleration sensor deviceHITACHI METALS LTD·Filed 2007·Application pending·0 cites
- 2141US2019352330A1Method for Recovering ProteinSPIBER INC·Filed 2017·Application pending·0 cites
- 2241US2007062282A1Combined sensor and its fabrication methodHITACHI LTD·Filed 2006·Application pending·0 cites
- 2340US2004005111A1Collimator array and optical switch using the sameHITACHI LTD·Filed 2003·Application pending·0 cites
- 2436US5297927AVertical shaft type pumpHITACHI LTD·Filed 1993·Granted Mar 29, 1994·6 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →