Knappco, LLC
23Patents
20Active
23Granted
50Portfolio score
Filing activity: Nov 9, 1990 → Apr 29, 2024
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9823665B2 | Cross contamination control systems with fluid product ID sensors | Performing Operations; Transporting | 12 | Active |
| US5048553A | Relief valve with overturn surge control for storage tank | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5275202A | Adjustable emergency relief vent with surge protection | Emerging Cross-Sectional Technologies | 7 | Expired |
| US10787358B2 | Control systems for liquid product delivery vehicles | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US8757582B2 | Valve assembly | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US10207912B2 | Crossover protection system graphical user interfaces | Performing Operations; Transporting | 6 | Active |
| US10407296B2 | Optical fluid sensors for cross contamination control systems | Physics | 3 | Active |
| US11466519B2 | Shear coupling | Fixed Constructions | 2 | Active |
| US9715241B2 | Temperature monitoring and control apparatus and method | Physics | 2 | Active |
| US5244181A | High flow internal emergency valve | Emerging Cross-Sectional Technologies | 1 | Expired |
| US11999608B2 | Product delivery systems for liquid product transport vehicles and methods of loading liquid products using the same | Electricity | 1 | Active |
| US11169045B2 | Methods and systems for determining residual life of a swivel | Physics | 1 | Active |
| US11194351B2 | Securing product storage tanks against unauthorized delivery | Physics | 1 | Active |
| US11634275B2 | Coupler with quick release handle and valve assemblies | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11860653B2 | Preventing contamination in a bulk liquid storage tank | Physics | 0 | Active |
| US12358779B2 | Product delivery systems for liquid product transport vehicles and methods of loading liquid products using the same | Electricity | 0 | Active |
| US12037237B2 | Control systems for liquid product delivery vehicles | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10882733B2 | Optical fluid sensors for cross contamination control systems | Physics | 0 | Active |
| US11674623B2 | Swivel joint with electrical conductivity grease fitting | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10534374B2 | Cross contamination control systems with fluid product ID sensors | Performing Operations; Transporting | 0 | Active |
| US10669147B2 | Crossover protection system graphical user interfaces | Performing Operations; Transporting | 0 | Active |
| US9863570B2 | Hopper tee with wear port | Emerging Cross-Sectional Technologies | 0 | Active |
| US11807514B2 | Control systems for liquid product delivery vehicles | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.