GSW Inc.
33Patents
0Active
33Granted
38Portfolio score
Filing activity: Nov 16, 1976 → Jan 20, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5617678A | Eavestrough system | Fixed Constructions | 112 | Expired |
| US5038528A | Gasket seal | Fixed Constructions | 63 | Expired |
| US4477399A | Method and apparatus for manufacturing a foam insulated water heater | Emerging Cross-Sectional Technologies | 60 | Expired |
| US4954015A | Gutter seal | Fixed Constructions | 57 | Expired |
| US5035092A | Nonsymmetrical eavestrough fitting | Fixed Constructions | 52 | Expired |
| US6637728B2 | Plastic privacy fence | Fixed Constructions | 46 | Expired |
| US7017614B2 | Downspout extension | Emerging Cross-Sectional Technologies | 46 | Expired |
| US5067675A | Fascia angle adapter for an eavestrough system | Fixed Constructions | 45 | Expired |
| US6213452A | Railing support post | Emerging Cross-Sectional Technologies | 43 | Expired |
| USD514670S1 | Downspout extension | General | 42 | Expired |
| US5040750A | Eavestrough hook and leaf guard | Fixed Constructions | 33 | Expired |
| US6308937A | Railing system | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| USD260280S | Check valve casing | General | 29 | Expired |
| USD325979S | Modular shed | General | 17 | Expired |
| USD346735S | Eavestrough hook | General | 17 | Expired |
| US5180077A | Water heater bottom insulation member | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| USD463036S1 | Privacy fence partition | General | 16 | Expired |
| US5562088A | Termination device for horizontal direct vent gas fireplaces or the like | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5213728A | Foam insulating a water heater | Performing Operations; Transporting | 13 | Expired |
| US4898150A | Pressure balancing water heater dip tube turbulator attachment | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US4901954A | Eavestrough hanger | Fixed Constructions | 12 | Expired |
| US5263469A | Foam insulating a water heater | Emerging Cross-Sectional Technologies | 12 | Expired |
| USD315911S | Pump housing | General | 11 | Expired |
| US4897971A | Washroom partition | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5669374A | Direct vent fireplace | Mechanical Engineering; Lighting; Heating | 10 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.