Inventor · disambiguated record
Henry G. Grilk
Also filed as: GRILK HENRY G · GRILK HENRY GARRATT
9 granted patents·195 citations·filing 1984–2001
90Inventor score
Files withAQUA METER INSTR CORPORATION2COLE HERSEE CO1DATCON INSTR CO INC1DATCON INSTR COMPANY1DATCON INSTR COMPANY INC1
Top patents by PatentIndex Score
9 records- 0186USD308646SCarbon monoxide detectorAQUA METER INSTR CORPORATION·Filed 1987·Granted Jun 19, 1990·28 cites·1 claims
- 0283US6576855B2Rocker switchCOLE HERSEE CO·Filed 2001·Granted Jun 10, 2003·50 cites·9 claims
- 0376USD305888SPortable radiotelephone unitGOLDSTAR PRODUCTS CO LTD·Filed 1988·Granted Feb 6, 1990·21 cites·1 claims
- 0468US4860223ACarbon monoxide health hazard monitorRULE INDUSTRIES·Filed 1987·Granted Aug 22, 1989·27 cites·16 claims
- 0568US4644512ASonar depth finder with relative depth LCD displayKETCHAM & MCDOUGALL·Filed 1984·Granted Feb 17, 1987·25 cites·13 claims
- 0664USD286384SDepth sounderAQUA METER INSTR CORPORATION·Filed 1984·Granted Oct 28, 1986·9 cites·1 claims
- 0762USD361043SSignalling panel meterDATCON INSTR COMPANY INC·Filed 1994·Granted Aug 8, 1995·12 cites·1 claims
- 0845USD378284SLiquid level senderDATCON INSTR CO INC·Filed 1995·Granted Mar 4, 1997·9 cites·1 claims
- 0943US5841359AVisual alarm gaugeDATCON INSTR COMPANY·Filed 1997·Granted Nov 24, 1998·14 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →