Stanadyne LLC
181Patents
33Active
181Granted
43Portfolio score
Filing activity: Jul 3, 1974 → Feb 2, 2023 · 9 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3997116A | Adjustable shower head | Fixed Constructions | 86 | Expired |
| US4179967A | Variable tooth saw blade | Emerging Cross-Sectional Technologies | 73 | Expired |
| USD303830S | Combined hand shower diverter knob and escutcheon | General | 72 | Expired |
| US4148593A | Hole saw assembly | Emerging Cross-Sectional Technologies | 69 | Expired |
| US4103709A | Spout tube assembly | Emerging Cross-Sectional Technologies | 59 | Expired |
| US4596277A | Additive metering system | Mechanical Engineering; Lighting; Heating | 58 | Expired |
| US4605166A | Accumulator injector | Mechanical Engineering; Lighting; Heating | 57 | Expired |
| US6500335B2 | Filter system base module with self-locking cartridge retainer | Performing Operations; Transporting | 54 | Expired |
| US6506302B2 | Key system for ecological filter cartridge and element | Mechanical Engineering; Lighting; Heating | 46 | Expired |
| US4275843A | Automatically adjustable shower head | Performing Operations; Transporting | 46 | Expired |
| US4566416A | Accumulator nozzle fuel injection system | Mechanical Engineering; Lighting; Heating | 44 | Expired |
| US4662389A | Adjustable stem assembly | Emerging Cross-Sectional Technologies | 44 | Expired |
| USD484568S1 | Filter cartridge | General | 43 | Expired |
| US6740234B1 | Key track system | Performing Operations; Transporting | 43 | Expired |
| US4757795A | Method and apparatus for regulating fuel injection timing and quantity | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4884596A | Plumbing fixture with interior insulating and adhesive foam | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4709679A | Modular accumulator injector | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US4811715A | Electronic unit injector | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US6694950B2 | Hybrid control method for fuel pump using intermittent recirculation at low and high engine speeds | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US4457342A | High rise kitchen spout | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4184464A | Recirculation groove for hydraulic lash adjuster | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| US4036560A | Heavy duty hole saw and arbor assembly | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4246876A | Fuel injection system snubber valve assembly | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US6444121B1 | Fuel filter system with water bleed and water trap | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US6471070B2 | Ecological fuel filter cartridge and element | Performing Operations; Transporting | 26 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.