Jerry A. Sigmund
18Patents
13h-index
1Co-inventors
64Inventor score
Filing activity: Dec 13, 1974 → Oct 13, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4872601A | Two large roll toilet tissue dispenser | Emerging Cross-Sectional Technologies | 53 | Expired |
| US4375121A | Dynamic friction indicator and tightening system usable therewith | Emerging Cross-Sectional Technologies | 50 | Expired |
| US4163310A | Tightening system | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4375120A | Method and apparatus for tightening threaded fastener assemblies | Emerging Cross-Sectional Technologies | 37 | Expired |
| US4375122A | Method and apparatus for tightening threaded fastener assemblies | Emerging Cross-Sectional Technologies | 33 | Expired |
| US3974883A | Tightening system | Physics | 31 | Expired |
| US5261557A | Decorative window for paper and soap product dispensers | Human Necessities | 30 | Expired |
| US4163311A | Tightening system for blind fasteners | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4104780A | Method and system for tightening joint assembly | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4104779A | Tightening method and system | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4531871A | Multigrip fastener | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| USD310922S | Double toilet paper roll dispenser | General | 19 | Expired |
| US4069575A | Method and apparatus for preloading a joint | Emerging Cross-Sectional Technologies | 14 | Expired |
| USD312739S | Jumbo toilet tissue dispenser | General | 13 | Expired |
| USD315652S | Double toilet paper roll dispenser | General | 12 | Expired |
| US4519736A | Pin type fastener usable with swage collar to form a joint | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US3989081A | Method and apparatus for preloading a joint | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4233879A | Grooved fastener | Mechanical Engineering; Lighting; Heating | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.