David Zenker
26Patents
17h-index
84Co-inventors
84Inventor score
Filing activity: Aug 21, 1985 → Feb 6, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4798603A | Absorbent article having a hydrophobic transport layer | Human Necessities | 770 | Expired |
| US5509915A | Thin absorbent article having rapid uptake of liquid | Human Necessities | 486 | Expired |
| US5433715A | Absorbent article which includes superabsorbent material located in discrete pockets having water-sensitive and water-insensitive containment structures | Human Necessities | 300 | Expired |
| US5425725A | Absorbent article which includes superabsorbent material and hydrophilic fibers located in discrete pockets | Human Necessities | 265 | Expired |
| US4699823A | Non-layered absorbent insert having Z-directional superabsorbent concentration gradient | Emerging Cross-Sectional Technologies | 224 | Expired |
| US5593399A | Absorbent article which includes superabsorbent material located in discrete, elongate pockets placed in selected patterns | Human Necessities | 216 | Expired |
| US5411497A | Absorbent article which includes superabsorbent material located in discrete pockets having an improved containment structure | Human Necessities | 213 | Expired |
| US6383960B1 | Layered absorbent structure | Emerging Cross-Sectional Technologies | 148 | Expired |
| US6437214B1 | Layered absorbent structure with a zoned basis weight and a heterogeneous layer region | Human Necessities | 143 | Expired |
| US6710225B1 | Layered absorbent structure with a zoned basis weight | Emerging Cross-Sectional Technologies | 112 | Expired |
| US6231557A | Absorbent product containing an elastic absorbent component | Human Necessities | 103 | Expired |
| US6238379A | Absorbent article with increased wet breathability | Human Necessities | 46 | Expired |
| US7373284B2 | Method of evaluating the performance of a product using a virtual environment | Physics | 40 | Expired |
| US6245051A | Absorbent article with a liquid distribution, belt component | Human Necessities | 31 | Expired |
| US6323388A | Absorbent article with an improved, wet-formed absorbent | Human Necessities | 29 | Expired |
| US5836930A | Absorbent article having an umbilical protection feature and an abbreviated absorbent structure | Human Necessities | 29 | Expired |
| US6582413B2 | Absorbent product containing an elastic absorbent component | Human Necessities | 22 | Expired |
| US7732039B2 | Absorbent article with stabilized absorbent structure having non-uniform lateral compression stiffness | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6610039B1 | Absorbent article | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6558363B2 | Absorbent article with increased wet breathability | Human Necessities | 13 | Expired |
| US6706945B1 | Absorbent article with improved, wet-formed absorbent | Human Necessities | 9 | Expired |
| US7345004B2 | Scrim reinforced absorbent article with reduced stiffness | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8383877B2 | Absorbent composites exhibiting stepped capacity behavior | Emerging Cross-Sectional Technologies | 7 | Active |
| US8957278B2 | Absorbent composites exhibiting stepped capacity behavior | Emerging Cross-Sectional Technologies | 5 | Active |
| US7594906B2 | Absorbent article having a stretchable reinforcement member | Human Necessities | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.