Assignee
STEIN KLAUS
DE·3 granted patents·59 citations·filing 1977–2009
Top patents by PatentIndex Score
3 records- 0177US4235321ASafety clutch for the drive of floor cleaning machinesSTEIN KLAUS·Filed 1978·Granted Nov 25, 1980·21 cites·6 claims
- 0275US4171553AStalk vacuum cleanerSTEIN KLAUS·Filed 1977·Granted Oct 23, 1979·38 cites·5 claims
- 0346US8272094B2Floor care diskSTEIN KLAUS·Filed 2009·Granted Sep 25, 2012·0 cites·16 claims
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