Robert R. Zimmerman
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Robert R. Zimmerman (? – ?)
Please add referenced biography.
Documents Authored by Robert Zimmerman
Products by Robert Zimmerman
Components by Robert Zimmerman
Patents by Robert R. Zimmerman
| Page | Office | Number | Title | Inventors | Company | Filing date | Grant date |
|---|---|---|---|---|---|---|---|
| Patent US 4153518A | US | 4153518A | Method of making a metalized substrate having a thin film barrier layer | Robert Holmes • Robert R. Zimmerman | Tektronix Inc | 1977-11-18 | 1979-05-08 |
| Patent US 4331476A | US | 4331476A | Sputtering targets with low mobile ion contamination | Earl R. Helderman • Robert R. Zimmerman | Tektronix Inc | 1980-01-31 | 1982-05-25 |
| Patent US 4490408A | US | 4490408A | Method and device for metallizing the internal surface of a hollow object | Robert R. Zimmerman • Larry D. Kunkler • Earl R. Helderman | Tektronix Inc | 1983-03-14 | 1984-12-25 |
| Patent US 4847445A | US | 4847445A | Zirconium thin-film metal conductor systems | Earl R. Helderman • Robert Holmes • Robert R. Zimmerman | Tektronix Inc | 1985-02-01 | 1989-07-11 |