Assignee
ZIERPKA GUENTER
DE·4 granted patents·39 citations·filing 1985–2002
Top patents by PatentIndex Score
4 records- 0168US6988734B2Rotating machine, approximately in the form of a hand drill, a percussion drill, a drill hammer or a battery screwdriverZIERPKA GUENTER·Filed 2002·Granted Jan 24, 2006·17 cites·17 claims
- 0245US5562196AFeeding arrangement for transporting material step-wise or intermittent operating production machinesZIERPKA GUENTER·Filed 1994·Granted Oct 8, 1996·12 cites·13 claims
- 0333US5346055AMachinery for discontinuously forwarding material or work past or through discontinuously operating toolsZIERPKA GUENTER·Filed 1993·Granted Sep 13, 1994·5 cites·21 claims
- 0433US4650063AAdvancement device for step-wise advancement of workZIERPKA GUENTER·Filed 1985·Granted Mar 17, 1987·5 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →