Assignee
PHOTOSCIENCE JAPAN CORP
JP·14 granted patents·1 pending application·245 citations·filing 1996–2020
Top patents by PatentIndex Score
15 records- 0185US5874740AUltraviolet ray irradiation equipment having scraper rings fitted to light transmission tubesPHOTOSCIENCE JAPAN CORP·Filed 1997·Granted Feb 23, 1999·64 cites·16 claims
- 0283US6538378B1Low-pressure mercury vapor discharge lamp and ultraviolet-ray irradiating apparatus and method using the samePHOTOSCIENCE JAPAN CORP·Filed 2000·Granted Mar 25, 2003·19 cites·8 claims
- 0383US6432213B2Tube scraperPHOTOSCIENCE JAPAN CORP·Filed 2001·Granted Aug 13, 2002·33 cites·10 claims
- 0479US10040700B2Ultraviolet treatment apparatus and light-shielding component thereforPHOTOSCIENCE JAPAN CORP·Filed 2016·Granted Aug 7, 2018·2 cites·16 claims
- 0575US5937266ALight irradiating device employing light irradiating modules equipped with a cleaning mechanismPHOTOSCIENCE JAPAN CORP·Filed 1996·Granted Aug 10, 1999·55 cites·11 claims
- 0673US6013917AUV ray irradiation apparatus having scraper rings fitted to light transmission tubesPHOTOSCIENCE JAPAN CORP·Filed 1998·Granted Jan 11, 2000·42 cites·14 claims
- 0768USRE39522EUltraviolet ray irradiation equipment having scraper rings fitted to light transmission tubesPHOTOSCIENCE JAPAN CORP·Filed 2003·Granted Mar 20, 2007·14 cites·20 claims
- 0862US6683411B2Discharge lamp, ultraviolet ray irradiation apparatus and method of using the apparatusPHOTOSCIENCE JAPAN CORP·Filed 2001·Granted Jan 27, 2004·4 cites·3 claims
- 0958US11814304B2Ultraviolet treatment method and systemPHOTOSCIENCE JAPAN CORP·Filed 2019·Granted Nov 14, 2023·0 cites·11 claims
- 1058US11437228B2Mercury discharge lampPHOTOSCIENCE JAPAN CORP·Filed 2020·Granted Sep 6, 2022·0 cites·12 claims
- 1151US10939515B2Discharge lamp and discharge lamp apparatusPHOTOSCIENCE JAPAN CORP·Filed 2018·Granted Mar 2, 2021·0 cites·14 claims
- 1249US10834846B2Ultraviolet ray treatment apparatusPHOTOSCIENCE JAPAN CORP·Filed 2019·Granted Nov 10, 2020·0 cites·7 claims
- 1339US11325848B2Ultraviolet irradiation device and methodPHOTOSCIENCE JAPAN CORP·Filed 2017·Granted May 10, 2022·0 cites·10 claims
- 1438US2019135658A1Uv irradiation apparatusPHOTOSCIENCE JAPAN CORP·Filed 2017·Application pending·0 cites
- 1537US5792433ALight irradiating device with easily replaceable light irradiating lampsPHOTOSCIENCE JAPAN CORP·Filed 1996·Granted Aug 11, 1998·12 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →