Issued Patents All Time
Showing 76–100 of 110 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4631700 | Magnetically coded software for multi-purpose computer | — | 1986-12-23 |
| 4627200 | Recessed mortise stair | — | 1986-12-09 |
| 4614953 | Solvent and multiple color ink mixing system in an ink jet | — | 1986-09-30 |
| 4597747 | Detachable link chain | — | 1986-07-01 |
| 4567567 | Computer keyboard displaying many operating instructions with few keys | — | 1986-01-28 |
| 4566408 | Internal combustion engine | — | 1986-01-28 |
| 4556142 | Lightweight modular conveyor belt | — | 1985-12-03 |
| 4552177 | Hermetically sealed valve | — | 1985-11-12 |
| 4549279 | Single hand, single finger stroke alphameric data processing keyboard system | — | 1985-10-22 |
| 4547860 | Computer keyboards with few keys designating hundreds of functions | — | 1985-10-15 |
| 4543917 | Internal combustion engine | — | 1985-10-01 |
| 4535871 | Unitary stairway | — | 1985-08-20 |
| 4509617 | Stair having alternate half treads | — | 1985-04-09 |
| 4497551 | Method and system of aerial surveying | — | 1985-02-05 |
| 4490232 | Wave-powered electrolysis of water | — | 1984-12-25 |
| 4488702 | Rolling diaphragm metering valve | — | 1984-12-18 |
| 4473365 | Detachable link chain | — | 1984-09-25 |
| 4443708 | Apparatus for storing the energy of ocean waves | — | 1984-04-17 |
| 4424686 | Floor mounted air conditioner | Noel A. Svendsen, Richard S. Lindberg, Raymond Carroll | 1984-01-10 |
| 4414754 | High resolution compass card position decoder | — | 1983-11-15 |
| 4393544 | Krill peeling machine | Noel A. Svendsen, Raymond Carroll, Henry H. Long, Richard S. Lindberg | 1983-07-19 |
| 4394664 | Thermal plotter | — | 1983-07-19 |
| 4384212 | Apparatus for storing the energy of ocean waves | — | 1983-05-17 |
| 4342031 | Liquid crystal and numerical display devices | — | 1982-07-27 |
| 4328880 | Circular ladder | — | 1982-05-11 |