Patent assignee · SE · COMPANY

CEJN AB

16Patents
13Active
16Granted
46Portfolio score

Filing activity: Mar 9, 1993 → Apr 3, 2023 · 2 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
USD681784S1 Hydraulic coupling General 46 Active
US5261638A Pipe connection device Emerging Cross-Sectional Technologies 8 Expired
US9404611B2 Quick coupling for pipes/hoses with locking feature Mechanical Engineering; Lighting; Heating 2 Active
US10938137B2 Multicoupling with control means Mechanical Engineering; Lighting; Heating 1 Active
US11788659B2 Locking mechanism for quick connect coupling Mechanical Engineering; Lighting; Heating 1 Active
USD647175S1 Blowing apparatus General 1 Expired
USD655392S1 Blowing apparatus General 1 Expired
US12320458B2 Nipple with relief valve Mechanical Engineering; Lighting; Heating 0 Active
US11168820B2 Assembly of a coupling and a stiff tube and method therefore Mechanical Engineering; Lighting; Heating 0 Active
US11788915B2 Pulse counter Physics 0 Active
US10562735B2 Stop ball Performing Operations; Transporting 0 Active
US8807602B2 Fluid coupling assembly Fixed Constructions 0 Active
US12292139B2 Adapter and method for connecting Physics 0 Active
US9759349B2 Tube with tag and method for servicing the tube Mechanical Engineering; Lighting; Heating 0 Active
US10473251B2 Multi quick connector for subsea use Mechanical Engineering; Lighting; Heating 0 Active
US9551448B2 Coupling designed for pressure-relieved coupling Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.