Inventor · Lawrenceville, GA, US

John D. Nicholas

25Patents
14h-index
8Co-inventors
70Inventor score

Filing activity: Mar 24, 1983 → Jan 27, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US5765332A Fire barrier protected dynamic joint Fixed Constructions 193 Expired
US5365713A Elastomeric seismic seal system Fixed Constructions 158 Expired
US5974750A Fire barrier protected dynamic joint Fixed Constructions 127 Expired
US5367850A Fire-rated corner guard structure Fixed Constructions 101 Expired
US5259162A Multi-functional wall cover for architectural joints Fixed Constructions 60 Expired
US4651488A Expansion joint for plaster walls Fixed Constructions 54 Expired
US4916878A Compression seal with integral surface cover plate Fixed Constructions 44 Expired
US4815247A Compression seal with integral surface cover plate Fixed Constructions 40 Expired
US4674252A Gland and mount system and components thereof Fixed Constructions 39 Expired
US4965976A End cap for expansion joint Fixed Constructions 36 Expired
US5297372A Elastomeric sealing system for architectural joints Fixed Constructions 31 Expired
US4522413A Pavement joint seal with chevron-shaped walls Emerging Cross-Sectional Technologies 21 Expired
US5400559A Multi-functional universal member for architectural joint systems Fixed Constructions 18 Expired
US5384996A Architectural joint system with arched cover plate Fixed Constructions 14 Expired
US4743036A Compression seal Emerging Cross-Sectional Technologies 12 Expired
US5187910A Fire barrier system Fixed Constructions 11 Expired
US4457522A Bridge seal for expansion grooves Emerging Cross-Sectional Technologies 10 Expired
US4616460A Elastomeric glands Fixed Constructions 9 Expired
US5319907A Telescoping wall joint system, especially for seismic applications Fixed Constructions 9 Expired
US4708517A Compression seal Fixed Constructions 9 Expired
US4625485A Elastomeric glands Fixed Constructions 5 Expired
US5442884A Fire-rated corner guard structure Fixed Constructions 3 Expired
US5224319A Centering bar for architectural joint systems Fixed Constructions 3 Expired
USD300465S Decorative molding for retainer flange General 2 Expired
US4943605A End dam nosing material Chemistry; Metallurgy 0 Expired

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