Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5393940 | Apparatus and method for reducing acoustic or electromagnetic energy in the vicinity of a source | James H. Churnside, Randall T. Nishiyama | 1995-02-28 |
| 5137110 | Highly directional sound projector and receiver apparatus | Randall T. Nishiyama | 1992-08-11 |
| 4838087 | Quad disk static pressure probe | Randall T. Nishiyama | 1989-06-13 |
| 4578994 | Temperature insensitive pressure jump detector | Carl P. Ramzy | 1986-04-01 |