RL Corporation
7Patents
0Active
7Granted
27Portfolio score
Filing activity: Jun 2, 1983 → Aug 12, 1993
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4649563A | Method of and means for accessing computerized data bases utilizing a touch-tone telephone instrument | Emerging Cross-Sectional Technologies | 207 | Expired |
| US4555618A | Method and means for collecting highway tolls | Physics | 81 | Expired |
| USD327528S | Garden sprayer | General | 48 | Expired |
| US5301877A | Lawn and garden sprayer with press-fit nozzle construction | Performing Operations; Transporting | 17 | Expired |
| US5307995A | Lawn and garden sprayer with hose compression connector | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| USD330069S | Sprayer | General | 14 | Expired |
| US5415353A | Press-fit handle assembly | Performing Operations; Transporting | 7 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.