Ewald A. Kamp
26Patents
16h-index
6Co-inventors
74Inventor score
Filing activity: Mar 30, 1972 → Apr 26, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4212337A | Closure fastening device | Emerging Cross-Sectional Technologies | 90 | Expired |
| US4428788A | Film-tape-closure device slot cast integrated interlocking structure and extrusion method | Emerging Cross-Sectional Technologies | 72 | Expired |
| US4561108A | Interlocking closure bag for use in high temperature environment | Emerging Cross-Sectional Technologies | 72 | Expired |
| US4477950A | Closure | Emerging Cross-Sectional Technologies | 65 | Expired |
| US4778282A | Trident interlocking closure profile configuration | Emerging Cross-Sectional Technologies | 60 | Expired |
| US7260871B2 | Ventable interlocking closure strip | Emerging Cross-Sectional Technologies | 59 | Expired |
| US4540537A | Method and extruding die apparatus for producing a plastic closure strip | Performing Operations; Transporting | 56 | Expired |
| US5056933A | Multiposition interlocking closure fastening device | Emerging Cross-Sectional Technologies | 52 | Expired |
| US4710968A | Trident interlocking closure profile configuration | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4665557A | Multiple omega closures | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4216899A | Plastic bag handle construction | Performing Operations; Transporting | 27 | Expired |
| US4854017A | Multiposition interlocking closure fastening device | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4450996A | Safety blade for severing stretchable film | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4516268A | Pentabar closure device | Performing Operations; Transporting | 24 | Expired |
| US4306924A | Method and apparatus for producing a plastic container having a reclosable fastener | Performing Operations; Transporting | 22 | Expired |
| US4426029A | Safety blade for severing stretchable film | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4581007A | Adhesive closure bags and method for producing same | Performing Operations; Transporting | 16 | Expired |
| US4767220A | Interlocking closure bar for use in high temperature environment | Human Necessities | 14 | Expired |
| US3978976A | Conveyor with metallic mesh belt distortion compensating means | Performing Operations; Transporting | 13 | Expired |
| US4844248A | Elasticized gusseted dish cover, method of making same and article of dispensing | Human Necessities | 12 | Expired |
| US4362198A | Closure device | Human Necessities | 9 | Expired |
| US4273550A | Method for producing a flat bottom plastic bag | Performing Operations; Transporting | 5 | Expired |
| US4513445A | Adhesive closure bags and method for producing same | Performing Operations; Transporting | 5 | Expired |
| US4922588A | Single hinge interlocking closure profile configuration | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4032274A | Linear apparatus for high speed production of air-laid non-woven webs | Textiles; Paper | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.