Inventor · disambiguated record

Charles E. Vonreis

Also filed as: VONREIS CHARLES E

2 granted patents·232 citations·filing 1981–1981

70Inventor score

Technology areasA61M G01N

Files withGELMAN SCIENCES INC2

Top patents by PatentIndex Score

2 records

0182US4459139ADisposable filter device and liquid aspirating system incorporating sameGELMAN SCIENCES INC·Filed 1981·Granted Jul 10, 1984·188 cites·8 claims
0280US4362047AFilter device for cigarette testingGELMAN SCIENCES INC·Filed 1981·Granted Dec 7, 1982·44 cites·6 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →