Inventor · disambiguated record
Akira Shiga
Also filed as: SHIGA AKIRA
39 granted patents·18 pending applications·3,978 citations·filing 1987–2023
97Inventor score
Files withNIPPON STEEL & SUMITOMO METAL CORP17KAO CORP8OLYMPUS OPTICAL CO7SONY CORP6MITSUBISHI ELECTRIC CORP4
Top patents by PatentIndex Score
57 records- 0198US6666875B1Surgical apparatus permitting recharge of battery-driven surgical instrument in noncontact stateOLYMPUS OPTICAL CO·Filed 2000·Granted Dec 23, 2003·2.1k cites·25 claims
- 0298US4909789AObservation assisting forcepsOLYMPUS OPTICAL CO·Filed 1987·Granted Mar 20, 1990·1.4k cites·6 claims
- 0390US7742637B2Apparatus, method, and program for taking an image, and apparatus, method, and program for processing an imageSONY CORP·Filed 2006·Granted Jun 22, 2010·29 cites·21 claims
- 0488US8121404B2Exposure control apparatus and image pickup apparatusXIAO RUIHUA·Filed 2007·Granted Feb 21, 2012·28 cites·21 claims
- 0586US12104234B2Steel materialNIPPON STEEL CORP·Filed 2019·Granted Oct 1, 2024·1 cites·2 claims
- 0686US11047589B2Air blower and air blowing systemMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Jun 29, 2021·7 cites·9 claims
- 0786US9722470B2Connector for rotating electric machine with conductor, insulating layer, and outer conductive layer for groundingASMO CO LTD·Filed 2014·Granted Aug 1, 2017·7 cites·17 claims
- 0884US11326244B2Steel material for CVT sheave, CVT sheave, and method for manufacturing CVT sheaveAISIN CORP·Filed 2017·Granted May 10, 2022·1 cites·10 claims
- 0984US7925047B2Face importance level determining apparatus and method, and image pickup apparatusSONY CORP·Filed 2007·Granted Apr 12, 2011·10 cites·17 claims
- 1076US4989588AMedical treatment device utilizing ultrasonic waveOLYMPUS OPTICAL CO·Filed 1987·Granted Feb 5, 1991·130 cites·13 claims
- 1172US10821201B2Air purifierMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Nov 3, 2020·2 cites·15 claims
- 1271US7145602B2Exposure control method for digital cameraSONY CORP·Filed 2002·Granted Dec 5, 2006·10 cites·6 claims
- 1367US7562661B2Hair warming tool and hair treating methodKAO CORP·Filed 2002·Granted Jul 21, 2009·12 cites·27 claims
- 1466US8491709B2Active oxygen generating device, humidifier, and air purification system with humidifierTAKEUCHI SHIRO·Filed 2009·Granted Jul 23, 2013·3 cites·20 claims
- 1565US9011886B2Hair cosmetic compositionNISHIZAWA EIICHI·Filed 2008·Granted Apr 21, 2015·0 cites·16 claims
- 1665US5447748AMethod and apparatus for producing magnetic recording mediumKAO CORP·Filed 1994·Granted Sep 5, 1995·23 cites·9 claims
- 1758US6500201B1HeaterKAO CORP·Filed 1999·Granted Dec 31, 2002·21 cites·7 claims
- 1856US6358267B1Treatment tool for operationOLYMPUS OPTICAL CO·Filed 1998·Granted Mar 19, 2002·77 cites·11 claims
- 1956US2025101556A1Steel materialNIPPON STEEL CORP·Filed 2023·Application pending·0 cites
- 2053US10844466B2Hot forging steel and hot forged productNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Nov 24, 2020·0 cites·18 claims
- 2153US10808304B2Steel for induction hardeningNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Oct 20, 2020·0 cites·4 claims
- 2253US10801091B2Steel for induction hardeningNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Oct 13, 2020·0 cites·4 claims
- 2353US7692694B2Digital cameraSONY CORP·Filed 2008·Granted Apr 6, 2010·0 cites·4 claims
- 2453US7511740B2Digital cameraSONY CORP·Filed 2003·Granted Mar 31, 2009·2 cites·4 claims
- 2553US5796533ASystem for magnetic contact duplicationKAO CORP·Filed 1995·Granted Aug 18, 1998·11 cites·20 claims
- 2653US2023320542A1Hand dryer and hand-drying systemMITSUBISHI ELECTRIC CORP·Filed 2021·Application pending·0 cites
- 2752US11563356B2Wiper motorDENSO CORP·Filed 2018·Granted Jan 24, 2023·0 cites·14 claims
- 2852US11111568B2Steel for cold forging and manufacturing method thereofNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Sep 7, 2021·0 cites·6 claims
- 2952US10344363B2Hot-rolled steel and steel componentNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Jul 9, 2019·0 cites·6 claims
- 3052US6494827B1Endoscope device and operation apparatusOLYMPUS OPTICAL CO·Filed 1999·Granted Dec 17, 2002·64 cites·20 claims
- 3150US5407530AMethod of preparing fine conductive patternMITSUMI ELECTRIC CO LTD·Filed 1993·Granted Apr 18, 1995·10 cites·21 claims
- 3249US2015224043A1Hair cosmetic compositionKAO CORP·Filed 2015·Application pending·0 cites
- 3349US2019241997A1Steel for Induction HardeningNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Application pending·0 cites
- 3448US10597765B2Steel, carburized steel component, and method for manufacturing carburized steel componentNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Mar 24, 2020·0 cites·7 claims
- 3547US2021285068A1Hot rolled steel and steel componentNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Application pending·0 cites
- 3647US2019256957A1SteelNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Application pending·0 cites
- 3747US2018371593A1SteelNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Application pending·0 cites
- 3846US6709772B2Organic electrically conductive compound and an organic electroluminescent device including the compoundMITSUMI ELECTRIC CO LTD·Filed 2002·Granted Mar 23, 2004·2 cites·18 claims
- 3945US2018305798A1Steel componentNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Application pending·0 cites
- 4045US2018347025A1Steel, carburized steel component, and method for manufacturing carburized steel componentNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Application pending·0 cites
- 4145US2018355455A1Hot rolled bar or hot rolled wire rod, component, and manufacturing method of hot rolled bar or hot rolled wire rodNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Application pending·0 cites
- 4244US2019300994A1Steel for Induction HardeningNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Application pending·0 cites
- 4344US2004116952A1Surgical apparatus permitting recharge of battery-driven surgical instrument in noncontact stateOLYMPUS OPTICAL CO·Filed 2003·Application pending·0 cites
- 4444US2019002999A1Case hardening steel, carburized component, and manufacturing method of case hardening steelNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Application pending·0 cites
- 4544US2019300993A1Steel for Induction HardeningNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Application pending·0 cites
- 4643US9200354B2Rolled steel bar or wire for hot forgingDAITOH YOSHIHIRO·Filed 2011·Granted Dec 1, 2015·0 cites·4 claims
- 4743US6039752ATreating instrument for operation and medical device using the treatment deviceOLYMPUS OPTICAL CO·Filed 1997·Granted Mar 21, 2000·35 cites·14 claims
- 4843US5744234AMagnetic recording mediumKAO CORP·Filed 1995·Granted Apr 28, 1998·6 cites·7 claims
- 4943US2014363329A1Rolled steel bar or wire rod for hot forgingSHIGA AKIRA·Filed 2012·Application pending·0 cites
- 5043US2006203122A1Imaging apparatusSONY CORP·Filed 2006·Application pending·0 cites
Showing the top 50 of 57 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →