Inventor · disambiguated record
Mitsuo Okada
Also filed as: OKADA MITSUO
26 granted patents·3 pending applications·536 citations·filing 1979–2024
96Inventor score
Top patents by PatentIndex Score
29 records- 0195US4323326ASelf-drilling screwOKADA MITSUO·Filed 1979·Granted Apr 6, 1982·116 cites·3 claims
- 0294US4988580AFuel cell power generating systemTOYO ENGINEERING CORP·Filed 1989·Granted Jan 29, 1991·113 cites·6 claims
- 0392US5346724AOil and fat composition for lubricating food processing machines and use thereofNIPPON OIL CO LTD·Filed 1993·Granted Sep 13, 1994·65 cites·19 claims
- 0489US4789132AValveTOYO ENGINEERING CORP·Filed 1987·Granted Dec 6, 1988·63 cites·4 claims
- 0583US11539690B2Authentication system, authentication method, and application providing methodCAPY JAPAN INC·Filed 2020·Granted Dec 27, 2022·2 cites·11 claims
- 0683US11251728B2Driving circuit and driving method of stepping motor and electronic machine using the sameROHM CO LTD·Filed 2020·Granted Feb 15, 2022·2 cites·10 claims
- 0783US5372703ALubricating oilsNIPPON OIL CO LTD·Filed 1993·Granted Dec 13, 1994·39 cites·14 claims
- 0869US2024291407A1Driver device, water treatment apparatus, and motor driving deviceROHM CO LTD·Filed 2024·Application pending·0 cites
- 0965US5034144ALubricating oil compositions for food processing machinesNIPPON OIL CO LTD·Filed 1990·Granted Jul 23, 1991·18 cites·9 claims
- 1064US5185091AGreasy oil and fat composition for food processing machinesNIPPON OIL CO LTD·Filed 1991·Granted Feb 9, 1993·20 cites·16 claims
- 1159US10525331B2Information processing device, information processing method and computer programCAPY INC·Filed 2014·Granted Jan 7, 2020·1 cites·18 claims
- 1259US9667612B2CAPTCHA provision method and programOKADA MITSUO·Filed 2012·Granted May 30, 2017·1 cites·19 claims
- 1358US5549838AHydraulic working oil composition for buffersNIPPON OIL CO LTD·Filed 1995·Granted Aug 27, 1996·19 cites·19 claims
- 1458US5030498ADisplaying sheet and window display signboard in which said display sheet is utilizedOKADA MITSUO·Filed 1989·Granted Jul 9, 1991·20 cites·2 claims
- 1557US11418138B2Driving circuit and driving method of stepping motor and electronic machine using the sameROHM CO LTD·Filed 2020·Granted Aug 16, 2022·0 cites·13 claims
- 1654US12088155B2Circuit and method for driving stepping motorROHM CO LTD·Filed 2022·Granted Sep 10, 2024·0 cites·10 claims
- 1754US5536423AHydraulic working oil composition for buffersNIPPON OIL CO LTD·Filed 1995·Granted Jul 16, 1996·15 cites·33 claims
- 1853US11381184B2Driving circuit for stepping motor, method of driving stepping motor, and electronic device using the sameROHM CO LTD·Filed 2020·Granted Jul 5, 2022·0 cites·11 claims
- 1953US5348676ALubricating oil composition for food processing machineriesNIPPON OIL CO LTD·Filed 1993·Granted Sep 20, 1994·10 cites·5 claims
- 2052US2020086206A1Information processing device, information processing method and computer programCAPY INC·Filed 2019·Application pending·0 cites
- 2150US11245347B2Driving circuit and driving method of stepping motor and electronic machine using the sameROHM CO LTD·Filed 2020·Granted Feb 8, 2022·0 cites·11 claims
- 2244US4723635ADisk brake having a metal backing plate with extra long arcuate extensions at each endAKEBONO BRAKE IND·Filed 1986·Granted Feb 9, 1988·7 cites·2 claims
- 2341US5561104AHydraulic working oil composition for buffersNIPPON OIL CO LTD·Filed 1995·Granted Oct 1, 1996·9 cites·16 claims
- 2440US2021234858A1Authentication system, authentication method and authentication apparatusCAPY JAPAN INC·Filed 2021·Application pending·0 cites
- 2539US11153312B2User authentication method, evaluation device, non-transitory computer-readable storage medium, and user authentication systemCAPY JAPAN INC·Filed 2018·Granted Oct 19, 2021·0 cites·7 claims
- 2634US6428760B1Method for desulfurizing exhaust gasTOYO ENGINEERING CORP·Filed 2000·Granted Aug 6, 2002·0 cites·6 claims
- 2733US5340596AMethod for preserving the degree of freshness of eggsNIPPON OIL CO LTD·Filed 1992·Granted Aug 23, 1994·6 cites·6 claims
- 2832US4689079AMethod of preparing impression taking and molding materials and dental diagnosing/treating chemical materials used in the methodSANKIN IND CO·Filed 1985·Granted Aug 25, 1987·7 cites·9 claims
- 2931US5171596AMethod for fresh preservation of foodstuffsNIPPON OIL CO LTD·Filed 1990·Granted Dec 15, 1992·3 cites·5 claims
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