Carsonite International
19Patents
0Active
19Granted
32Portfolio score
Filing activity: Oct 14, 1981 → Dec 2, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5272284A | Sound barrier | Fixed Constructions | 55 | Expired |
| US5189822A | Tamper resistant sign | Physics | 43 | Expired |
| US4511281A | Road-surface mountable delineator support member | Fixed Constructions | 40 | Expired |
| US5217771A | Sound barrier | Emerging Cross-Sectional Technologies | 38 | Expired |
| US5438171A | Composite sound wall | Performing Operations; Transporting | 25 | Expired |
| US4571118A | Simulated tubular highway safety device | Fixed Constructions | 24 | Expired |
| US4605204A | Collapsible recreational fence | Fixed Constructions | 20 | Expired |
| US4958954A | Horizontal reflective highway marker | Fixed Constructions | 15 | Expired |
| US5190394A | Adjustable glarefoil assembly | Fixed Constructions | 14 | Expired |
| US5290833A | Aggregate of asphalt and filler | Chemistry; Metallurgy | 11 | Expired |
| US4516069A | Electrolysis test station terminal and support | Chemistry; Metallurgy | 11 | Expired |
| US4674432A | Traffic barricade | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6113307A | Highway delineator | Fixed Constructions | 7 | Expired |
| US5897755A | Cathodic protection test station | Chemistry; Metallurgy | 4 | Expired |
| USD414441S | Scepter linemarker | General | 2 | Expired |
| USD419197S | Curb sign | General | 2 | Expired |
| US6220200A | Line marker with locking mechanism | Emerging Cross-Sectional Technologies | 2 | Expired |
| USD412451S | Cathodic test station | General | 1 | Expired |
| US5542778A | C-channel device for median barriers and method for protecting electrical wires along median barriers | Fixed Constructions | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.