Sunstream Corporation
21Patents
13Active
21Granted
51Portfolio score
Filing activity: Mar 18, 2002 → Mar 6, 2024 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6823809B2 | Floating watercraft lift apparatus and method | Performing Operations; Transporting | 26 | Expired |
| US6830410B2 | Bunk beam and bunk cushion apparatus for supporting a watercraft | Performing Operations; Transporting | 21 | Expired |
| US7246970B2 | Shallow water watercraft lift | Performing Operations; Transporting | 19 | Expired |
| US6976442B2 | Variable range apparatus for watercraft lift | Performing Operations; Transporting | 16 | Expired |
| US7527014B2 | Self-adjusting watercraft canopy | Performing Operations; Transporting | 15 | Expired |
| US8291810B2 | Hydraulic cylinder contamination prevention system | Emerging Cross-Sectional Technologies | 13 | Active |
| US8911174B2 | Watercraft lift and automatic water craft cover | Fixed Constructions | 12 | Active |
| USD484450S1 | Sidewall portion of a watercraft bunk beam | General | 12 | Expired |
| USD487423S1 | Upper end portion of a watercraft bunk cushion | General | 11 | Expired |
| US9527552B2 | Watercraft lift and automatic watercraft cover | Fixed Constructions | 11 | Active |
| USD484086S1 | Upper surface portion of a watercraft bunk cushion | General | 9 | Expired |
| US10293889B2 | Automatic watercraft cover | Performing Operations; Transporting | 4 | Active |
| US8683934B2 | Compact self-monitoring self-stabilizing air displacement watercraft lift | Performing Operations; Transporting | 4 | Active |
| US11932364B2 | Watercraft lift | Performing Operations; Transporting | 4 | Active |
| US8069807B2 | Floating drive-on watercraft docking system | Performing Operations; Transporting | 3 | Active |
| US10011326B2 | Watercraft lift and automatic watercraft cover | Fixed Constructions | 2 | Active |
| US8683912B2 | Hydraulic cylinder contamination prevention system | Emerging Cross-Sectional Technologies | 1 | Active |
| US9199705B2 | Compact self-monitoring self-stabilizing air displacement watercraft lift | Performing Operations; Transporting | 1 | Active |
| USD1069313S1 | Watercraft lift beam | General | 0 | Active |
| USD1078212S1 | Watercraft lift support foot | General | 0 | Active |
| US12358600B2 | Watercraft lift | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.