Lester Siebert
8Patents
7h-index
5Co-inventors
56Inventor score
Filing activity: Jul 12, 1988 → Jul 22, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6059457A | Evacuable storage bag with integral zipper seal | Performing Operations; Transporting | 79 | Expired |
| US5659997A | Bag for the cultivation of mushroom spawn | Performing Operations; Transporting | 34 | Expired |
| US4856989A | Preheater for heat-sealing system for plastic containers | Performing Operations; Transporting | 23 | Expired |
| US4961805A | A method for severing and sealing sections of material | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4976811A | Apparatus for sealing film including sealing head with wedge-shaped lower-portion | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6098369A | Apparatus for attaching a reclosable fastener to a flexible material | Performing Operations; Transporting | 9 | Expired |
| US5662576A | Method of manufacturing an improved bag for the cultivation of mushroom spawn and apparatus therefor | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8353147B2 | Apparatus and method for manufacture of a top opening reclosable bag having a tape formed reclosable seal | Performing Operations; Transporting | 5 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.