Chatleff Controls, Inc.
6Patents
0Active
6Granted
29Portfolio score
Filing activity: Apr 17, 1985 → Aug 14, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4643222A | Check valve | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5131695A | Coupling with teflon seat | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4674673A | Fluid distributor, and a method of affixing extensions to the fluid distributor | Performing Operations; Transporting | 7 | Expired |
| US6805384B1 | Sealing mechanism | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6442966B1 | Fixed orifice expansion device | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| USD341409S | Distributor valve | General | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.