Inventor · disambiguated record
Ian M. Williamson
Also filed as: WILLIAMSON IAN M
12 granted patents·1 pending application·875 citations·filing 1986–2016
94Inventor score
Files withSTACKHOUSE WYMAN H6STACKHOUSE ASS1STACKHOUSE ASSOCIATES INC1STACKHOUSE INC1Sprintz Michael Phillip1
Top patents by PatentIndex Score
13 records- 0197USD306363SFace shieldSTACKHOUSE WYMAN H·Filed 1987·Granted Feb 27, 1990·92 cites·1 claims
- 0295US4901716AClean room helmet systemSTACKHOUSE WYMAN H·Filed 1989·Granted Feb 20, 1990·148 cites·9 claims
- 0394US5046492AClean room helmet systemSTACKHOUSE WYMAN H·Filed 1988·Granted Sep 10, 1991·135 cites·1 claims
- 0492US4810269APoint one micron filtering systemSTACKHOUSE ASSOCIATES INC·Filed 1988·Granted Mar 7, 1989·113 cites·13 claims
- 0587US4826513ALaser smoke particulate/odor filter systemSTACKHOUSE WYMAN H·Filed 1988·Granted May 2, 1989·76 cites·10 claims
- 0683US5042474ASelf-contained clean room respiration system with breathed air exhaustingWILLIAMSON IAN M·Filed 1990·Granted Aug 27, 1991·84 cites·3 claims
- 0780USD303166SClean room safety hoodSTACKHOUSE WYMAN H·Filed 1986·Granted Aug 29, 1989·19 cites·1 claims
- 0875US4986282AFace shield systemSTACKHOUSE WYMAN H·Filed 1987·Granted Jan 22, 1991·103 cites·4 claims
- 0975USD304854SPortable air filterSTACKHOUSE ASS·Filed 1988·Granted Nov 28, 1989·17 cites·1 claims
- 1068USD298473SFiltration unit for exhaust air from a clean room helmet worn for a sterile environment or the likeW STOCKHOUSE ASS INC·Filed 1986·Granted Nov 8, 1988·14 cites·1 claims
- 1159USD304612SLaser smoke particulate/odor filter unit for use in surgical environmentsW STACKHOUSE ASS INC·Filed 1987·Granted Nov 14, 1989·10 cites·1 claims
- 1253US5226939ASurgical smoke evacuation systemSTACKHOUSE INC·Filed 1991·Granted Jul 13, 1993·64 cites·17 claims
- 1339US2017083681A1Method and apparatus for generating a clinical presentation related to controlled substance abuse or diversionSprintz Michael Phillip·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →