Lambert AG
15Patents
0Active
15Granted
31Portfolio score
Filing activity: Sep 10, 1974 → May 28, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3968938A | System for handling debris | Fixed Constructions | 39 | Expired |
| US4796322A | Rear dumping lawn sweeper with folding wind apron | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4180184A | Fertilizer spreader | Human Necessities | 24 | Expired |
| US4275651A | Compactor refuse and other materials | Performing Operations; Transporting | 18 | Expired |
| US4131221A | Planting and fertilizing apparatus | Human Necessities | 18 | Expired |
| US4261593A | Planting and fertilizing apparatus | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| USD248654S | Cultivator | General | 16 | Expired |
| US4133389A | Hand-held power driven cultivator | Human Necessities | 13 | Expired |
| US4165697A | Hand operated seed planter | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4722272A | Multi-station printer adjustment means | Performing Operations; Transporting | 5 | Expired |
| USD284667S | Combined walk behind seeder and fertilizer | General | 3 | Expired |
| US4239086A | Lifting mechanism with cam | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6632052B2 | Bevel gear manufacturing method | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4718222A | Universal mower deck boot | Human Necessities | 2 | Expired |
| USD304103S | Vacuum-blower unit | General | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.