Assignee
SUIKEN CO LTD
JP·15 granted patents·132 citations·filing 1998–2021
Top patents by PatentIndex Score
15 records- 0181US6308726B2Valve insertion method and cutting toolSUIKEN CO LTD·Filed 2001·Granted Oct 30, 2001·23 cites·5 claims
- 0279US6622747B2Cutting, valve insertion and corrosion-resistant works without fluid supply interruptionSUIKEN CO LTD·Filed 2001·Granted Sep 23, 2003·24 cites·1 claims
- 0378US9644778B2Device for work implementation without stopping flow, and method for work implementation without stopping flowSUIKEN CO LTD·Filed 2016·Granted May 9, 2017·3 cites·8 claims
- 0472US6530389B2Existing pipe cut-off method, existing pipe slitting method, piping structure, and valve insertion method for inserting a valve in a line without stopping passage of water or fluidSUIKEN CO LTD·Filed 2002·Granted Mar 11, 2003·16 cites·4 claims
- 0566US6615859B2Fluid supply interruption free method of constructionSUIKEN CO LTD·Filed 2001·Granted Sep 9, 2003·15 cites·5 claims
- 0666US6416263B1Piping structure, existing pipe cutting method and fluid supply suspension-free methodSUIKEN CO LTD·Filed 2000·Granted Jul 9, 2002·11 cites·6 claims
- 0762US6470907B1Existing pipe cut-off method, existing pipe slitting method, piping structure, and valve insertion method for inserting a valve in a line without stopping passage of water or fluidSUIKEN CO LTD·Filed 1998·Granted Oct 29, 2002·25 cites·34 claims
- 0860US10302234B2Flow-undisrupted processSUIKEN CO LTD·Filed 2015·Granted May 28, 2019·1 cites·5 claims
- 0959US11268643B2Piping structure and process and pipe construction methodSUIKEN CO LTD·Filed 2019·Granted Mar 8, 2022·0 cites·14 claims
- 1058US12013072B2Fluid shut-off system and shut-off methodSUIKEN CO LTD·Filed 2021·Granted Jun 18, 2024·0 cites·11 claims
- 1154US11391397B2Pipe structure and construction methodSUIKEN CO LTD·Filed 2019·Granted Jul 19, 2022·0 cites·2 claims
- 1245US6499432B2Cleaner for inside of water tankSUIKEN CO LTD·Filed 1999·Granted Dec 31, 2002·13 cites·3 claims
- 1335US10989310B2Insertion of butterfly valve without disrupting flowSUIKEN CO LTD·Filed 2018·Granted Apr 27, 2021·0 cites·15 claims
- 1433USD495035SGate valveSUIKEN CO LTD·Filed 2003·Granted Aug 24, 2004·1 cites·1 claims
- 1531USD504495SGate valveSUIKEN CO LTD·Filed 2003·Granted Apr 26, 2005·0 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →