WL

Walter Levine

AI Acheson Industries: 6 patents #1 of 28Top 4%
Overall (All Time): #352,442 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
8726903 Respiratory facemask with sliding endotracheal tube holder 2014-05-20
6988497 Apparatus for equalizing air pressure in air respiratory system 2006-01-24
5943473 Heated cartridge humidifier 1999-08-24
5226411 Aerosol nebulizer heater 1993-07-13
5195515 Heated cartridge humidifier and humidification chamber for use therewith 1993-03-23
D331281 Nebulizer 1992-11-24
5086765 Nebulizer 1992-02-11
5062420 Sealed swivel for respiratory apparatus 1991-11-05
4724795 Automatic solution concentration monitoring system 1988-02-16
4718607 Atomized liquid spray orifice 1988-01-12
4567912 Multiple spray nozzles 1986-02-04
4452578 Spray apparatus for metal forming and glassware forming machines Allan B. Heath, Richard C. Gossman 1984-06-05
4365754 Spray assembly construction Allan B. Heath 1982-12-28
4364719 Spray apparatus for metal forming and glassware forming machines 1982-12-21