Assignee
MECHANICAL MANUFACTURING CORP
US·5 granted patents·123 citations·filing 1989–1997
Top patents by PatentIndex Score
5 records- 0176US4921606ASeamless filter bags with a removable, refusable ringMECHANICAL MANUFACTURING CORP·Filed 1989·Granted May 1, 1990·39 cites·7 claims
- 0267US5246581ASeamless filter bags with integral sealing meansMECHANICAL MANUFACTURING CORP·Filed 1992·Granted Sep 21, 1993·32 cites·14 claims
- 0358US5770077ALaminated filter materialMECHANICAL MANUFACTURING CORP·Filed 1996·Granted Jun 23, 1998·25 cites·23 claims
- 0447US5893969AFilter vessel safety apparatusMECHANICAL MANUFACTURING CORP·Filed 1997·Granted Apr 13, 1999·16 cites·9 claims
- 0538US5306108ASelf-sealing washersMECHANICAL MANUFACTURING CORP·Filed 1993·Granted Apr 26, 1994·11 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →