Robert J. Sheffler
33Patents
14h-index
9Co-inventors
74Inventor score
Filing activity: Feb 16, 1977 → Oct 15, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5875918A | Hermetically-sealed container and closure construction | Performing Operations; Transporting | 62 | Expired |
| US5791506A | Sealing container which includes a two-part cap for displaying a cosmetic product | Performing Operations; Transporting | 54 | Expired |
| US4569438A | Container having fluid-tight seal | Human Necessities | 39 | Expired |
| US6488187B2 | Sifter dispensing cap and base | Performing Operations; Transporting | 36 | Expired |
| US6132126A | Adjustable cosmetic applicator | Human Necessities | 28 | Expired |
| US6029842A | Cosmetic jar with transparent cover and hidden threads | Human Necessities | 24 | Expired |
| US6138687A | Cosmetic jar and applicator | Human Necessities | 23 | Expired |
| US5494200A | Closure and sifter assemblage having automatically releasable, interlocking bead retainer structures | Performing Operations; Transporting | 20 | Expired |
| US5988917A | Cosmetic stick dispenser | Human Necessities | 20 | Expired |
| US5875791A | Mascara container and applicator | Human Necessities | 19 | Expired |
| US5465856A | Plastic container having injection-molded container components | Performing Operations; Transporting | 19 | Expired |
| US4108558A | Lipstick dispenser | Human Necessities | 18 | Expired |
| USD391159S | Molded bottle having integral pouring spout | General | 15 | Expired |
| US5669400A | Cosmetic jar and storage device | Human Necessities | 14 | Expired |
| US5709232A | Cosmetic jar and storage device | Human Necessities | 13 | Expired |
| US5884636A | Cosmetic pot with internal hinged tray | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6526989B2 | Cosmetic pot with hidden hinge between cover and base | Human Necessities | 11 | Expired |
| US6422424B1 | Dual-dispensing jar | Performing Operations; Transporting | 11 | Expired |
| US5884634A | Mascara container and dispenser | Human Necessities | 10 | Expired |
| US5248213A | Seal for roll-on dispenser | Human Necessities | 8 | Expired |
| US4583692A | Self-cleaning actuator button for dispensing liquids with particulate solids from a pressurized container or by piston pump | Performing Operations; Transporting | 7 | Expired |
| USD395397S | Plastic bottle | General | 6 | Expired |
| USD513475S1 | Spice bottle | General | 6 | Expired |
| US6193116A | Sifter cap for continuous thread containers | Performing Operations; Transporting | 6 | Expired |
| US5765574A | Sampler device for mascara and other cosmetic substances | Human Necessities | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.