Amway Corp.
232Patents
6Active
232Granted
43Portfolio score
Filing activity: Mar 14, 1975 → Sep 14, 2012 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6436299B1 | Water treatment system with an inductively coupled ballast | Electricity | 430 | Expired |
| US5230722A | Vacuum filter | Performing Operations; Transporting | 255 | Expired |
| US4737173A | Room air treatment system | Mechanical Engineering; Lighting; Heating | 175 | Expired |
| US5980904A | Skin whitening composition containing bearberry extract and a reducing agent | Human Necessities | 112 | Expired |
| US4753728A | Water filter | Chemistry; Metallurgy | 106 | Expired |
| USD415652S | Food container lid | General | 105 | Expired |
| USD397608S | Flexible container | General | 103 | Expired |
| USD417817S | Bowl lid | General | 97 | Expired |
| US5536395A | Home water purification system with automatic disconnecting of radiant energy source | Chemistry; Metallurgy | 94 | Expired |
| US5853572A | Home water purification system | Chemistry; Metallurgy | 82 | Expired |
| USD429649S | Combined fragrance bottle and cap | General | 82 | Expired |
| US4809393A | Electrical appliances including a cord lock | Emerging Cross-Sectional Technologies | 76 | Expired |
| USD309203S | Vacuum cleaner | General | 75 | Expired |
| US5686108A | Brassica vegetable supplement and process for manufacture | Chemistry; Metallurgy | 72 | Expired |
| US5882646A | Brassica vegetable supplement and process for manufacture | Chemistry; Metallurgy | 67 | Expired |
| US5128034A | Pressure vessel for housing a water filter | Chemistry; Metallurgy | 65 | Expired |
| US5393419A | Ultraviolet lamp assembly for water purification | Chemistry; Metallurgy | 61 | Expired |
| USD420859S | Food container | General | 61 | Expired |
| USD393596S | Combined fragrance bottle and cap | General | 61 | Expired |
| US5347865A | Measuring scoop with molded reusable fit clip | Emerging Cross-Sectional Technologies | 59 | Expired |
| US5355549A | Diverter valve for vacuum cleaner apparatus | Human Necessities | 57 | Expired |
| US4918426A | Method and apparatus for sensing fluid flow volume to indicate end of filter life | Performing Operations; Transporting | 57 | Expired |
| USD418746S | Dispensing pump and bottle | General | 55 | Expired |
| USD420252S | Food container lid | General | 55 | Expired |
| US5227156A | Use of zinc compounds to stabilize a thiazolinone preservative in an anti-dandruff shampoo | Human Necessities | 55 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.