Inventor · disambiguated record
David A. Tomkins
Also filed as: TOMKINS DAVID A
12 granted patents·1,012 citations·filing 1985–2003
94Inventor score
Files withJOHNSON & SON INC S C12
Top patents by PatentIndex Score
12 records- 0199US6293474B1Delivery system for dispensing volatilesJOHNSON & SON INC S C·Filed 2000·Granted Sep 25, 2001·139 cites·20 claims
- 0298US6341732B1Method and apparatus for maintaining control of liquid flow in a vibratory atomizing deviceJOHNSON & SON INC S C·Filed 2000·Granted Jan 29, 2002·186 cites·24 claims
- 0396US6378780B1Delivery system for dispensing volatilesJOHNSON & SON INC S C·Filed 2000·Granted Apr 30, 2002·112 cites·7 claims
- 0494US6450419B1Self contained liquid atomizer assemblyJOHNSON & SON INC S C·Filed 2000·Granted Sep 17, 2002·90 cites·31 claims
- 0593US7687744B2Coordinated emission of fragrance, light, and soundJOHNSON & SON INC S C·Filed 2003·Granted Mar 30, 2010·138 cites·46 claims
- 0693US6843430B2Low leakage liquid atomization deviceJOHNSON & SON INC S C·Filed 2002·Granted Jan 18, 2005·78 cites·55 claims
- 0791US7610118B2Dispensing of multiple volatile substancesJOHNSON & SON INC S C·Filed 2003·Granted Oct 27, 2009·85 cites·33 claims
- 0887US6382522B2Attachment method for piezoelectric elementsJOHNSON & SON INC S C·Filed 2000·Granted May 7, 2002·65 cites·3 claims
- 0986US7017829B2Atomizer wicking systemJOHNSON & SON INC S C·Filed 2003·Granted Mar 28, 2006·41 cites·21 claims
- 1081US6752327B2Atomizer with tilted orifice plate and replacement reservoir for sameJOHNSON & SON INC S C·Filed 2002·Granted Jun 22, 2004·34 cites·16 claims
- 1172US4668507ACorrosion resistant insecticial compositionJOHNSON & SON INC S C·Filed 1985·Granted May 26, 1987·18 cites·2 claims
- 1257US5400975AActuators for electrostatically charged aerosol spray systemsJOHNSON & SON INC S C·Filed 1993·Granted Mar 28, 1995·26 cites·36 claims
Join the waitlist — get patent alerts
Get an alert when David A. Tomkins files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →