Assignee
SPIRAL SYSTEMS INC
US·5 granted patents·258 citations·filing 1981–1988
Top patents by PatentIndex Score
5 records- 0190US4469146AApparatus and process for preparing quantitative chemical solutionsSPIRAL SYSTEMS INC·Filed 1982·Granted Sep 4, 1984·78 cites·22 claims
- 0289US4688610AApparatus for dispensing particulate agglomerating solidsSPIRAL SYSTEMS INC·Filed 1985·Granted Aug 25, 1987·56 cites·6 claims
- 0389US4345628AGravimetric diluterSPIRAL SYSTEMS INC·Filed 1981·Granted Aug 24, 1982·67 cites·8 claims
- 0481US4630755AApparatus for precisely dispensing free flowing solidsSPIRAL SYSTEMS INC·Filed 1984·Granted Dec 23, 1986·55 cites·21 claims
- 0529US4876901AAsbestos sample filter clearing systemSPIRAL SYSTEMS INC·Filed 1988·Granted Oct 31, 1989·2 cites·13 claims
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