Inventor · Farmington, CT, US

Zuhair S. Bahjat

18Patents
10h-index
25Co-inventors
68Inventor score

Filing activity: Apr 12, 1990 → Jun 29, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5159163A Elevator management system time based security Performing Operations; Transporting 93 Expired
US5271484A Selectable notification time indicating elevator car arrival Performing Operations; Transporting 45 Expired
US8136636B2 Elevator hall call system including a programmable adaptable touch screen Performing Operations; Transporting 36 Active
US5345049A Elevator system having improved crowd service based on empty car assignment Performing Operations; Transporting 27 Expired
US5317114A Elevator system having dynamic sector assignments Performing Operations; Transporting 22 Expired
US5511634A Instantaneous elevator up-peak sector assignment Performing Operations; Transporting 17 Expired
US5298695A Elevator system with varying motion profiles and parameters based on crowd related predictions Performing Operations; Transporting 16 Expired
US5168133A Automated selection of high traffic intensity algorithms for up-peak period Performing Operations; Transporting 12 Expired
US5427206A Assigning a hall call to an elevator car based on remaining response time of other registered calls Performing Operations; Transporting 11 Expired
US5235143A Elevator system having dynamically variable door dwell time based upon average waiting time Performing Operations; Transporting 10 Expired
US6419051B2 Control system and control method for reassigning the cars of a double-deck elevator Emerging Cross-Sectional Technologies 10 Expired
US5290976A Automatic selection of different motion profile parameters based on average waiting time Performing Operations; Transporting 8 Expired
US5467844A Assigning a hall call to a full elevator car Performing Operations; Transporting 6 Expired
US7510054B2 Energy saving elevator dispatching Emerging Cross-Sectional Technologies 5 Expired
US5286930A Variable elevator door dwell time based upon time of notification of assigned car Performing Operations; Transporting 5 Expired
US5644110A Elevator service for dual lobby during up-peak Performing Operations; Transporting 4 Expired
US7841452B2 Conveyor passenger interface system Performing Operations; Transporting 4 Active
US7434665B2 Elevator down peak sectoring with long call response Performing Operations; Transporting 4 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.