Snap-on Tools Company
215Patents
0Active
215Granted
43Portfolio score
Filing activity: Dec 8, 1975 → Jan 22, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5254952A | Automatic battery and charging system tester with motor-driven carbon pile loading | Physics | 204 | Expired |
| US4459548A | Alternator testing apparatus | Physics | 202 | Expired |
| US6141608A | System for dynamic diagnosis of apparatus operating conditions | Physics | 183 | Expired |
| US6254438A | Battery side-terminal adapter and Kelvin connector | Electricity | 160 | Expired |
| US5213913A | Latching arrangement for battery pack | Emerging Cross-Sectional Technologies | 129 | Expired |
| US5857757A | Maximum storage tool chest | Emerging Cross-Sectional Technologies | 91 | Expired |
| US5271300A | Composite hand tool | Emerging Cross-Sectional Technologies | 90 | Expired |
| US4922574A | Caster locking mechanism and carriage | Performing Operations; Transporting | 82 | Expired |
| US6082468A | Interchangeable grips for power hand tools | Performing Operations; Transporting | 80 | Expired |
| US5228761A | Tool chest with sliding retractable step | Human Necessities | 79 | Expired |
| USD430426S | Tool chest | General | 78 | Expired |
| US5238300A | Retractable step and tool cabinet incorporating same | Human Necessities | 78 | Expired |
| US4777852A | Ratcheting screwdriver | Performing Operations; Transporting | 74 | Expired |
| US6062323A | Pneumatic tool with increased power capability | Performing Operations; Transporting | 69 | Expired |
| USD335073S | Cordless impact wrench | General | 67 | Expired |
| US5292191A | Latch mechanism for a cabinet drawer | Emerging Cross-Sectional Technologies | 64 | Expired |
| US4934220A | Sealed reversible ratchet wrench | Performing Operations; Transporting | 60 | Expired |
| US6070506A | Ratchet head electronic torque wrench | Performing Operations; Transporting | 58 | Expired |
| USD409776S | Cordless fluorescent light | General | 57 | Expired |
| US5269733A | Power tool plastic gear train | Emerging Cross-Sectional Technologies | 56 | Expired |
| US6139359A | Cordless screwdriver and multi-position battery pack therefor | Electricity | 55 | Expired |
| USD326381S | Drawer | General | 55 | Expired |
| US5157994A | Ratchet wrench with lost motion reversing mechanism | Performing Operations; Transporting | 54 | Expired |
| USD404276S | Cordless impact wrench | General | 53 | Expired |
| US5332305A | Tool chest with tool pallet | Performing Operations; Transporting | 52 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.