Inventor · Zürich, CH

Werner Heierli

12Patents
7h-index
3Co-inventors
59Inventor score

Filing activity: Dec 8, 1975 → Dec 17, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6922950B2 Top arch overfilled system Fixed Constructions 27 Expired
US6640505B1 Hybrid arched overfilled structure Emerging Cross-Sectional Technologies 25 Expired
US7305798B1 Composite overfilled arch system Fixed Constructions 21 Expired
US4092226A Process for the treatment of metal surfaces by electro-deposition of metal coatings at high current densities Emerging Cross-Sectional Technologies 21 Expired
US6719492B1 Top arch overfilled system Fixed Constructions 20 Expired
US6988337B1 Means and method for constructing a fully precast top arch overfilled system Fixed Constructions 16 Expired
US7114305B2 Hybrid arched overfilled structure Emerging Cross-Sectional Technologies 15 Expired
US6434892B1 Overfilled, precast skewed arch bridge Fixed Constructions 7 Expired
US5443305A Tunnelling machine Fixed Constructions 6 Expired
US4458457A Overfilled arch out of prefab reinforced concrete shells Fixed Constructions 6 Expired
US4490950A Front wall of overfilled arched reinforced concrete underpasses Fixed Constructions 5 Expired
US4278075A Process and device for the recuperation of heat from selected ranges of the solar spectrum Emerging Cross-Sectional Technologies 2 Expired

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