Inventor · disambiguated record
Ryo Sakai
Also filed as: SAKAI RYO
96 granted patents·19 pending applications·733 citations·filing 1985–2025
99Inventor score
Top patents by PatentIndex Score
115 records- 0198US10478740B2Fusible toy bead creating apparatusEPOCH CO LTD·Filed 2018·Granted Nov 19, 2019·20 cites·5 claims
- 0295US9956495B2Decorative bead toy and bead toy setEPOCH CO LTD·Filed 2017·Granted May 1, 2018·18 cites·4 claims
- 0393USD923090SBead tableEPOCH CO LTD·Filed 2020·Granted Jun 22, 2021·16 cites·1 claims
- 0493US10744420B2Decorative toy for fusible toy bead, and fusible toy bead setEPOCH CO LTD·Filed 2019·Granted Aug 18, 2020·5 cites·7 claims
- 0591US8288937B2White LED, and backlight and liquid crystal display device using the sameISHII TSUTOMU·Filed 2010·Granted Oct 16, 2012·11 cites·9 claims
- 0690US5686980ALight-shielding film, useable in an LCD, in which fine particles of a metal or semi-metal are dispersed in and throughout an inorganic insulating filmTOSHIBA KK·Filed 1995·Granted Nov 11, 1997·112 cites·55 claims
- 0789US11648459B2Fusible toy beadEPOCH CO LTD·Filed 2019·Granted May 16, 2023·2 cites·5 claims
- 0889US11065762B2Robot work system and method of controlling robot work systemHITACHI LTD·Filed 2019·Granted Jul 20, 2021·9 cites·11 claims
- 0989US8471283B2White LED lamp, backlight, light emitting device, display device and illumination deviceISHII TSUTOMU·Filed 2009·Granted Jun 25, 2013·14 cites·17 claims
- 1088US11117066B2Fusible toy bead creating apparatusEPOCH CO LTD·Filed 2019·Granted Sep 14, 2021·4 cites·9 claims
- 1188US10758813B2Fusible toy beadEPOCH CO LTD·Filed 2018·Granted Sep 1, 2020·4 cites·4 claims
- 1286USD891513SBead tableEPOCH CO LTD·Filed 2018·Granted Jul 28, 2020·20 cites·1 claims
- 1385US8598618B2White light emitting device, backlight, liquid crystal display device, and illuminating deviceISHII TSUTOMU·Filed 2009·Granted Dec 3, 2013·11 cites·9 claims
- 1485US7709855B2Light-emitting device, backlight using same, and liquid crystal displayTOSHIBA KK·Filed 2006·Granted May 4, 2010·11 cites·15 claims
- 1585US6753112B2Positive electrode active material and non-aqueous secondary battery using the sameTOSHIBA KK·Filed 2001·Granted Jun 22, 2004·30 cites·11 claims
- 1685US4666113ADevice for mounting cooking apparatusSANYO ELECTRIC CO·Filed 1985·Granted May 19, 1987·58 cites·12 claims
- 1784US8461756B2Linear white light source, and backlight and liquid crystal display device using the sameSAKAI RYO·Filed 2010·Granted Jun 11, 2013·8 cites·15 claims
- 1883US10086311B2Fusible toy bead scraperEPOCH CO LTD·Filed 2017·Granted Oct 2, 2018·4 cites·11 claims
- 1983US7961762B2White light-emitting lamp and illuminating device using the sameTOSHIBA KK·Filed 2008·Granted Jun 14, 2011·11 cites·14 claims
- 2083US6811923B1Active material for anode of secondary cell and method for production thereof and non-aqueous electrolyte secondary cell, and recycled electronic functional material and method for recycling electronic functional materialTOSHIBA KK·Filed 2000·Granted Nov 2, 2004·25 cites·9 claims
- 2182US12409379B2Fusible toy beadEPOCH CO LTD·Filed 2023·Granted Sep 9, 2025·0 cites·19 claims
- 2282US7649310B2White LED, backlight using same and liquid crystal displayTOSHIBA KK·Filed 2005·Granted Jan 19, 2010·11 cites·9 claims
- 2382US6033536AMagnetron sputtering method and sputtering targetTOSHIBA KK·Filed 1996·Granted Mar 7, 2000·56 cites·15 claims
- 2480USD1016912STable tray for toy beadsEPOCH CO LTD·Filed 2021·Granted Mar 5, 2024·7 cites·1 claims
- 2580US9039218B2White LED lamp, backlight, light emitting device, display device and illumination deviceISHII TSUTOMU·Filed 2012·Granted May 26, 2015·4 cites·17 claims
- 2680US7935975B2White LED lamp and backlight using the same, and liquid crystal display device using the backlightTOSHIBA KK·Filed 2006·Granted May 3, 2011·9 cites·8 claims
- 2780US7639318B2Backlight and liquid crystal display using sameTOSHIBA KK·Filed 2006·Granted Dec 29, 2009·6 cites·20 claims
- 2879USD1024553SCase for toy beadsEPOCH CO LTD·Filed 2023·Granted Apr 30, 2024·5 cites·1 claims
- 2978USD997559STray for toy beadsEPOCH CO LTD·Filed 2021·Granted Sep 5, 2023·6 cites·1 claims
- 3078USD986323SCase for toy beadsEPOCH CO LTD·Filed 2021·Granted May 16, 2023·6 cites·1 claims
- 3177USD930357SCase for toy beadsEPOCH CO LTD·Filed 2020·Granted Sep 14, 2021·5 cites·1 claims
- 3276US6641478B2Design reel for gaming machineKONAMI CORP·Filed 2001·Granted Nov 4, 2003·39 cites·3 claims
- 3375USD987998STray for toy beadsEPOCH CO LTD·Filed 2021·Granted Jun 6, 2023·5 cites·1 claims
- 3475USD985940SCase for toy beadsEPOCH CO LTD·Filed 2021·Granted May 16, 2023·5 cites·1 claims
- 3575US10286331B2Fusible toy bead joint memberEPOCH CO LTD·Filed 2017·Granted May 14, 2019·2 cites·6 claims
- 3674USD987721SHolding tool for toy beadsEPOCH CO LTD·Filed 2021·Granted May 30, 2023·5 cites·1 claims
- 3774USD922485SBead tableEPOCH CO LTD·Filed 2020·Granted Jun 15, 2021·4 cites·1 claims
- 3873USD883669SCase for toy beadsEPOCH CO LTD·Filed 2019·Granted May 12, 2020·12 cites·1 claims
- 3972USD1026461SCase for toy beadsEPOCH CO LTD·Filed 2021·Granted May 14, 2024·4 cites·1 claims
- 4072USD915067SCase for toy beadsEPOCH CO LTD·Filed 2019·Granted Apr 6, 2021·10 cites·1 claims
- 4171USD998339SCase for toy beadsEPOCH CO LTD·Filed 2021·Granted Sep 12, 2023·4 cites·1 claims
- 4271USD885490SToy beadEPOCH CO LTD·Filed 2019·Granted May 26, 2020·11 cites·1 claims
- 4371US7936418B2White light-emitting device and manufacturing method thereof, and backlight and liquid crystal display device using the sameTOSHIBA KK·Filed 2006·Granted May 3, 2011·5 cites·15 claims
- 4470US12251644B2Fusible toy beadEPOCH CO LTD·Filed 2022·Granted Mar 18, 2025·0 cites·7 claims
- 4570US8865392B2Photosensitive resin composition and cured product thereofOONISHI MISATO·Filed 2011·Granted Oct 21, 2014·2 cites·8 claims
- 4670US8487330B2Phosphor and LED light-emitting device using the sameISHII TSUTOMU·Filed 2008·Granted Jul 16, 2013·2 cites·5 claims
- 4770US2023122375A1Creamy substanceEPOCH CO LTD·Filed 2022·Application pending·0 cites
- 4868USD1016490STray for toy beadsEPOCH CO LTD·Filed 2022·Granted Mar 5, 2024·3 cites·1 claims
- 4968US10279278B2Fusible toy bead scraper setEPOCH CO LTD·Filed 2017·Granted May 7, 2019·1 cites·6 claims
- 5068US8426882B2White light-emitting lamp for illumination and illuminating device using the sameSAKAI RYO·Filed 2008·Granted Apr 23, 2013·3 cites·15 claims
Showing the top 50 of 115 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →