Patent assignee · US · COMPANY

MHE Technologies, Inc.

37Patents
21Active
37Granted
45Portfolio score

Filing activity: Jan 16, 1998 → May 24, 2019 · 14 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7775571B2 Bottom block assembly with pivoting trunnion paddles Physics 27 Active
US6966544B2 Hoist apparatus Performing Operations; Transporting 26 Expired
US7499186B2 Laser survey device Performing Operations; Transporting 21 Expired
US7686175B2 Container crane Performing Operations; Transporting 17 Expired
US6827334B2 Lifting arrangement for overhead traveling cranes Performing Operations; Transporting 15 Expired
US6135421A Hoist with proximity limit switches Performing Operations; Transporting 14 Expired
US6720751B2 Material handling system and method of operating the same Physics 14 Expired
US8360203B2 Work platform for an overhead crane Emerging Cross-Sectional Technologies 10 Active
US7547177B2 Method and a device for lifting and rotating a massive container Physics 8 Active
US6030471A Method for producing a hardened wheel Emerging Cross-Sectional Technologies 6 Expired
US7309059B2 Hoist apparatus rope sensing device Performing Operations; Transporting 5 Expired
US8573921B2 Method and a device for lifting and rotating a massive container Physics 5 Active
US8526565B2 Fuel transfer system Emerging Cross-Sectional Technologies 4 Active
US6622877B2 Overhead crane with adjustable bearing assemblies Performing Operations; Transporting 4 Expired
US6296721A Hardened wheel Emerging Cross-Sectional Technologies 3 Expired
US7542680B2 Laser control system Emerging Cross-Sectional Technologies 3 Active
US7517183B2 Gondola tipping system Performing Operations; Transporting 3 Active
US7562430B2 Pin changing device and method Emerging Cross-Sectional Technologies 3 Active
US6250484A Counterweight for monorail hoists Performing Operations; Transporting 2 Expired
US5992730A Method for assembling a trolley for an overhead traveling crane Emerging Cross-Sectional Technologies 2 Expired
US7963579B2 Self-leveling bottom block assembly Performing Operations; Transporting 2 Active
US9206020B2 Work platform for an overhead crane Emerging Cross-Sectional Technologies 2 Active
US8176611B1 Pin changing device and method Emerging Cross-Sectional Technologies 2 Active
US5950297A Method for mounting an object a desired distance from a support surface Emerging Cross-Sectional Technologies 2 Expired
US8438713B2 Pin changing device and method Emerging Cross-Sectional Technologies 1 Active

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