Conval, Inc.
5Patents
1Active
5Granted
29Portfolio score
Filing activity: Sep 23, 1985 → Apr 25, 2018
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5799928A | Ball valve with improved valve seat and bonnet assembly | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5531244A | Hemispherical ball valve | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7267323B1 | Ball valve with cartridge | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4597560A | Half-turn valve | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US10859184B2 | Indicator disc for determining the position of ball valve | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.