Patent assignee · JP · COMPANY

AIDA ENGINEERING, LTD.

232Patents
100Active
232Granted
49Portfolio score

Filing activity: Aug 13, 1974 → Aug 15, 2022 · 13 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6085520A Slide driving device for presses Performing Operations; Transporting 57 Expired
US6647870B2 Drive apparatus, press machine slide drive apparatus and method thereof Performing Operations; Transporting 39 Expired
US4361413A Work feed apparatus in a press Performing Operations; Transporting 28 Expired
US5560939A Mold assembly comprising a sliding mold insert adapted for automated insertion and removal Emerging Cross-Sectional Technologies 25 Expired
US4706004A Playback system grinding robot Emerging Cross-Sectional Technologies 23 Expired
US4502379A Press frame Performing Operations; Transporting 23 Expired
US5093049A Injection molding method with stamping compression Emerging Cross-Sectional Technologies 23 Expired
US4259052A Transfer press Performing Operations; Transporting 22 Expired
US5493959A Apparatus for correcting slide bottom dead center position of mechanical press Emerging Cross-Sectional Technologies 21 Expired
US6401011B1 Synchronous control device for robots Emerging Cross-Sectional Technologies 19 Expired
US5269163A Device for correcting die spacing at bottom dead center of a press Performing Operations; Transporting 19 Expired
US3948162A Press line system Performing Operations; Transporting 18 Expired
US6422831B1 Variable displacement piston pump/motor Mechanical Engineering; Lighting; Heating 18 Expired
US4509638A Conveying system for press work materials Performing Operations; Transporting 16 Expired
US4846014A Crankshaft mechanism having a variable stroke and a press employing said mechanism Emerging Cross-Sectional Technologies 16 Expired
US4603511A Grinding robot Emerging Cross-Sectional Technologies 16 Expired
US4562907A Wet type clutch/brake device mounted in a flywheel Performing Operations; Transporting 15 Expired
US5140834A Device for automatic adjustment of die height of a press Performing Operations; Transporting 15 Expired
US4902220A Vertical injection molding machine Performing Operations; Transporting 15 Expired
US4434646A C-Frame press Performing Operations; Transporting 15 Expired
US4677908A Slide adjusting device for a press Emerging Cross-Sectional Technologies 15 Expired
US6128987A Hydraulic press for forming metal plates Emerging Cross-Sectional Technologies 14 Expired
US5140895A Valve mechanism for controlling a pressure difference between an upper and a lower chamber of a hydraulic cylinder for a die cushion for a press Performing Operations; Transporting 14 Expired
US4918970A Fully enclosed die forging apparatus Mechanical Engineering; Lighting; Heating 14 Expired
US4646552A Process for manufacturing universal joint Emerging Cross-Sectional Technologies 13 Expired

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