Issued Patents All Time
Showing 126–150 of 154 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4698497 | Direct current magneto-optic current transformer | Juris A. Asars | 1987-10-06 |
| 4694243 | Optical measurement using polarized and unpolarized light | Juris A. Asars | 1987-09-15 |
| 4683513 | Dual current transformer current sensing method and sensor | — | 1987-07-28 |
| 4683421 | Drift compensation technique for a magneto-optic current sensor | Juris A. Asars | 1987-07-28 |
| 4635045 | Failed fuse detector and detecting method for rotating electrical equipment | Dale I. Gorden | 1987-01-06 |
| 4578127 | Method of making an improved group III-V semiconductor device utilizing a getter-smoothing layer | Arthur C. Gossard, Pierre M. Petroff | 1986-03-25 |
| 4578639 | Metering system for measuring parameters of high AC electric energy flowing in an electric conductor | — | 1986-03-25 |
| 4563643 | Eddy current proximity sensor for use in a hostile turbine environment | Walter C. Leschek | 1986-01-07 |
| 4563675 | System for monitoring metal-to-metal contact in rotating machinery | James W. Wonn | 1986-01-07 |
| 4491790 | Electric energy meter having a mutual inductance current transducer | — | 1985-01-01 |
| 4482930 | Electrical protection equipment with digital integration apparatus for firing pulse initiation | Charles A. Peterson, Louis C. Grove, Jr., Robert M. Oates | 1984-11-13 |
| 4481471 | Method and apparatus for the detection of anomalies in rotating members | Walter J. Carr, Jr. | 1984-11-06 |
| 4468568 | Generating power from the ocean utilizing the thermal properties of magnetic material | Walter J. Carr, Jr. | 1984-08-28 |
| 4413230 | Electric energy meter having a mutual inductance current transducer | — | 1983-11-01 |
| 4368424 | Mutual inductance current transducer for AC electric energy meters | — | 1983-01-11 |
| 4365251 | Electrically driven meter totalizing device | — | 1982-12-21 |
| 4325762 | Method and apparatus for applying plastic sleeves to containers | Robert J. Burmeister, Russell W. Heckman | 1982-04-20 |
| 4321464 | Device for measuring vibration phase and amplitude | — | 1982-03-23 |
| 4316388 | Temperature detection using the refractive indices of light guides | Frederick M. Ryan | 1982-02-23 |
| 4312480 | Radiation shielding and gas diffusion apparatus | — | 1982-01-26 |
| 4302275 | Apparatus for forming tubular plastic sleeves for application to bottles | Robert J. Burmeister, Russell W. Heckman, George A. Nickey | 1981-11-24 |
| 4257004 | Electrical energy measuring multimeter | — | 1981-03-17 |
| 4255707 | Electrical energy meter | — | 1981-03-10 |
| 4253768 | Processing system for detection and the classification of flaws on metallic surfaces | Nicholas Yaroshuk, Miklos Sarkozi, Paul Kennedy | 1981-03-03 |
| 4232093 | High temperature skin construction | — | 1980-11-04 |