Ashcroft, Inc.
17Patents
9Active
17Granted
41Portfolio score
Filing activity: Mar 27, 2003 → May 24, 2019 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7111491B2 | Portable differential pressure generator | Physics | 8 | Expired |
| US7140257B2 | Wireless transmitting pressure measurement device | Physics | 8 | Expired |
| US7047811B2 | Pressure measurement | Physics | 5 | Expired |
| US7278317B2 | Pressure measurement | Physics | 4 | Expired |
| US7628068B2 | Case, window and gasket for measuring device | Physics | 4 | Active |
| US7503222B1 | Span adjustment for suspended movement measuring devices | Physics | 3 | Active |
| US8653387B2 | Rotary adjustment for dual switch assembly | Electricity | 3 | Active |
| US7322744B2 | Temperature measurement device | Physics | 3 | Expired |
| US7036382B2 | Liquidless seal connection | Physics | 3 | Expired |
| US7437936B1 | Window for measuring device | Physics | 2 | Active |
| US7165461B2 | Pressure gauge having dual function movement plate | Physics | 2 | Expired |
| US7039530B2 | Fluid measurement | Physics | 2 | Expired |
| US7832617B2 | Adapter assembly and method of manufacture | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9429490B2 | Systems and related methods for installing or replacing a process measurement instrument | Emerging Cross-Sectional Technologies | 1 | Active |
| US11280644B2 | Adjustment member for measuring devices | Physics | 0 | Active |
| US8893553B2 | Zero/span adjustable linkage movement for measuring devices | Emerging Cross-Sectional Technologies | 0 | Active |
| US10048136B2 | Mounting flange for measuring devices | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.