Assignee
AIR SYSTEM KK
JP·3 granted patents·72 citations·filing 2000–2003
Top patents by PatentIndex Score
3 records- 0184US7490872B2Corner piece-less duct, method of producing the same, and duct-forming machineAIR SYSTEM KK·Filed 2003·Granted Feb 17, 2009·27 cites·13 claims
- 0267US6463961B1Duct hanger and method for hanging duct using hangerAIR SYSTEM KK·Filed 2000·Granted Oct 15, 2002·22 cites·9 claims
- 0364US6814106B1Duct joint structureAIR SYSTEM KK·Filed 2000·Granted Nov 9, 2004·23 cites·3 claims
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