|
| US4731522 | 4 Ago 1986 | 15 Mar 1988 | GTE Products Corporation | Insecticide dispenser with a PTC heater |
| US4837421 | 23 Nov 1987 | 6 Jun 1989 | Creative Environments, Inc. | Fragrance dispensing apparatus |
| US5196171 | 11 Mar 1991 | 23 Mar 1993 | In-Vironmental Integrity, Inc. | Electrostatic vapor/aerosol/air ion generator |
| US5382410 | 22 Mar 1993 | 17 Ene 1995 | In-Vironmental Integrity, Inc. | Electrostatic vapor/aerosol generator with method and apparatus for conditioning building spaces |
| US7215878 | 3 Ene 2001 | 8 May 2007 | S.C. Johnson & Son, Inc. | Chip that comprises an active agent and an integrated heating element |
| USD246986 | 22 Nov 1976 | 17 Ene 1978 | | Electric vaporizer |