Issued Patents All Time
Showing 26–50 of 110 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4993543 | Link chain belt | — | 1991-02-19 |
| 4994992 | Contoured touch type data processing keyboard | — | 1991-02-19 |
| 4974724 | Conveyor belt with a connecting member drive | — | 1990-12-04 |
| 4971191 | Accurate tracking center driven open area belt | — | 1990-11-20 |
| 4958720 | Screw conveyor coupling apparatus | Peter Weber, Christopher G. Greve | 1990-09-25 |
| 4951607 | Aquariums | — | 1990-08-28 |
| 4949663 | Electro-magnetic coupling for tow boat and barge | — | 1990-08-21 |
| 4949838 | Apparatus and methods to allow non-destructive removal of pivot rods in modular plastic conveyor belts | James O. Gundlach | 1990-08-21 |
| 4948247 | High speed stroboscope system for visually observing dynamic properties by moving objects of various characteristics | — | 1990-08-14 |
| 4941568 | Accurate tracking center driven open area belt | — | 1990-07-17 |
| 4934518 | Modular center drive conveyor belt | — | 1990-06-19 |
| 4934517 | Horizontal flexing conveyor belt | — | 1990-06-19 |
| 4925013 | Conveyor belt having a high friction conveying surface | — | 1990-05-15 |
| 4925016 | Heavy duty modular conveyor belt and sprocket with unique tracking | — | 1990-05-15 |
| 4924431 | Keyboard located indicia for instructing a multi-mode programmable computer having alphanumeric capabilities from a few keyboard keys | — | 1990-05-08 |
| 4910697 | Programmable computer with alphanumeric capabilities having few keyboard keys | — | 1990-03-20 |
| 4900001 | Apparatus for printing on both sides of continuous webs in a format producing collated stacks of ordered pages | — | 1990-02-13 |
| 4891777 | Single hand keyboard arrays providing alphanumeric capabilities from twelve keys | — | 1990-01-02 |
| 4886158 | Modular center drive conveyor belt | — | 1989-12-12 |
| 4882901 | Detachable link chain | — | 1989-11-28 |
| 4871505 | Mold and process for manufacturing helical shaped items | — | 1989-10-03 |
| 4860234 | Portable keyboard operated alpha computer system with few keys and visual keystroke instructions | — | 1989-08-22 |
| 4852719 | Modular screw conveyor | — | 1989-08-01 |
| 4852055 | Forming lines in computer aided pattern generating systems | — | 1989-07-25 |
| 4847954 | Support apparatus for use in video imaging and processing of transverse fish sections | John P. Farrell, Ronald H. Burch, Mark E. Sutton, Joseph F. Scamardo, Jr. | 1989-07-18 |