Inventor · disambiguated record
John T. Armbruster
Also filed as: ARMBRUSTER JOHN T
14 granted patents·365 citations·filing 1976–1981
93Inventor score
Top patents by PatentIndex Score
14 records- 0198USD261173SBilirubinometerAMERICAN OPTICAL CORP·Filed 1979·Granted Oct 6, 1981·123 cites·1 claims
- 0298USD261033SBilirubin concentration analyzerAMERICAN OPTICAL CORP·Filed 1979·Granted Sep 29, 1981·129 cites·1 claims
- 0389USD244711SCabinet for a water bath shakerAMERICAN OPTICAL CORP·Filed 1976·Granted Jun 14, 1977·24 cites·1 claims
- 0488USD273592SMicroscopeWARNER LAMBERT TECH INC·Filed 1981·Granted Apr 24, 1984·24 cites·1 claims
- 0581USD261034SMedical instrument housingAMERICAN OPTICAL CORP·Filed 1979·Granted Sep 29, 1981·15 cites·1 claims
- 0681USD257358SBody and illuminator of a tissue culture microscopeAMERICAN OPTICAL CORP·Filed 1978·Granted Oct 14, 1980·15 cites·1 claims
- 0771USD242790SMicroscope vertical fluorescent illuminatorAMERICAN OPTICAL CORP·Filed 1976·Granted Dec 21, 1976·10 cites·1 claims
- 0869USD257357SBody of a tissue culture microscopeAMERICAN OPTICAL CORP·Filed 1978·Granted Oct 14, 1980·9 cites·1 claims
- 0960USD245917SOptometerAMERICAN OPTICAL CORP·Filed 1976·Granted Sep 27, 1977·6 cites·1 claims
- 1051USD253909SRefractometerAMERICAN OPTICAL CORP·Filed 1977·Granted Jan 8, 1980·4 cites·1 claims
- 1145USD247245SDual viewer attachment for a microscopeAMERICAN OPTICAL CORP·Filed 1976·Granted Feb 14, 1978·3 cites·1 claims
- 1240USD245863SOphthalmic instrument control boardAMERICAN OPTICAL CORP·Filed 1976·Granted Sep 20, 1977·2 cites·1 claims
- 1335USD250412SDrawing attachment for a microscopeAMERICAN OPTICAL CORP·Filed 1977·Granted Nov 28, 1978·1 cites·1 claims
- 1430USD242791SMulti-viewing microscope attachmentAMERICAN OPTICAL CORP·Filed 1976·Granted Dec 21, 1976·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →