Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966444 | Filter with snap-fit filter bag | — | 2005-11-22 |
| 6716348 | Quick close filter | — | 2004-04-06 |
| 5873076 | Architecture for processing search queries, retrieving documents identified thereby, and method for using same | Thomas Barr, James T. Beattie, Lawrence A. Husick, Michael S. Krupit | 1999-02-16 |
| 5742816 | Method and apparatus for identifying textual documents and multi-mediafiles corresponding to a search topic | Thomas Barr, Lawrence A. Husick, Michael S. Krupit, Marvin Weinberger | 1998-04-21 |
| 5675788 | Method and apparatus for generating a composite document on a selected topic from a plurality of information sources | Lawrence A. Husick, Joshua Kopelman, Edwin Howell Watkeys, III, Marvin Weinberger | 1997-10-07 |
| 5659742 | Method for storing multi-media information in an information retrieval system | James T. Beattie, Lawrence A. Husick, Michael S. Krupit | 1997-08-19 |
| 5148938 | Pressure vessel | — | 1992-09-22 |
| 5137632 | Optional self-retaining filter bag | — | 1992-08-11 |
| 4610787 | Convertible liquid filter | Ronald Lewis Hartog | 1986-09-09 |
| 4552661 | Liquid filter having self-retaining filter bags | — | 1985-11-12 |
| 4455731 | Filtration bag remover | — | 1984-06-26 |
| 4388191 | Float bag hold down for a filter | — | 1983-06-14 |
| 4322293 | Multiple element filter | — | 1982-03-30 |
| 4285814 | Filter bag clamp assembly | — | 1981-08-25 |
| 4282098 | Filter top hinge | — | 1981-08-04 |
| 4259188 | Fluid filter housing and filter bag seal | — | 1981-03-31 |
| 4220542 | Filter having an interior liquid displacement means | — | 1980-09-02 |
| 4204966 | Liquid filter and filter element | — | 1980-05-27 |