Patent assignee · US · COMPANY

Seco/Warwick Corporation

15Patents
0Active
15Granted
30Portfolio score

Filing activity: Mar 1, 1984 → Aug 31, 2004

Most-cited patents

PatentTitleAreaCited byStatus
US5271545A Muffle convection brazing/annealing system Mechanical Engineering; Lighting; Heating 14 Expired
USRE36960E Muffle convection brazing/annealing system General 10 Expired
US6129258A Muffle convection brazing and annealing system and method Performing Operations; Transporting 5 Expired
US4540363A Ingot pusher furnace Mechanical Engineering; Lighting; Heating 4 Expired
US4938690A Ingot pusher furnace with rail drawbridges Mechanical Engineering; Lighting; Heating 4 Expired
US4941823A Vertical air flow ingot pusher furnace with adjustable side baffles Mechanical Engineering; Lighting; Heating 3 Expired
US4676743A Vertical air flow ingot pusher furnace Mechanical Engineering; Lighting; Heating 3 Expired
US6609906B1 Adjustable ratio control system and method Mechanical Engineering; Lighting; Heating 2 Expired
US4729735A Vertical air flow ingot pusher furnace Mechanical Engineering; Lighting; Heating 2 Expired
US4859178A Ingot pusher furnace with means for reducing heat loss Mechanical Engineering; Lighting; Heating 2 Expired
US4585412A Ingot pusher furnace Mechanical Engineering; Lighting; Heating 1 Expired
US4616997A Ingot pusher furnace Mechanical Engineering; Lighting; Heating 1 Expired
US6132534A Liquid quenching apparatus and method Chemistry; Metallurgy 1 Expired
US5242155A Melter/holder control system Mechanical Engineering; Lighting; Heating 1 Expired
US7037106B2 Apparatus for uniform flow distribution of gas in processing equipment Mechanical Engineering; Lighting; Heating 0 Expired

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