Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5190064 | Apparatus for washing semiconductor materials | — | 1993-03-02 |
| 5150532 | Lid member having a filter medium for a spin dryer | — | 1992-09-29 |
| 5083381 | Method and apparatus for drying semiconductor materials | — | 1992-01-28 |
| 5050316 | Filter-box for a spin dryer | — | 1991-09-24 |
| 5014727 | Bubbler device for washing semiconductor materials | — | 1991-05-14 |
| 5012935 | Support frame for supporting a semiconductor wafer carrier | — | 1991-05-07 |
| 4907349 | Spin drier for semiconductor materials | — | 1990-03-13 |
| 4791880 | Device for developing treatment of semiconductor materials | — | 1988-12-20 |
| 4759817 | Apparatus for etching semiconductor material | — | 1988-07-26 |
| 4677758 | Spin drier for semiconductor material | — | 1987-07-07 |
| 4661653 | Package assembly for semiconductor device | — | 1987-04-28 |
| 4600463 | Treatment basin for semiconductor material | — | 1986-07-15 |
| 4525938 | Spin drier for semiconductor material | — | 1985-07-02 |
| 4520934 | Cradle for semiconductor element carrier | — | 1985-06-04 |
| 4519846 | Process for washing and drying a semiconductor element | — | 1985-05-28 |
| 4511796 | Information card | — | 1985-04-16 |
| 4500080 | Carrier for cleaning and etching wafers | — | 1985-02-19 |
| 4489501 | Spin drier for silicon wafers and the like | — | 1984-12-25 |
| 4489502 | Spin drier for silicon wafers and the like | — | 1984-12-25 |
| 4480223 | Unitary probe assembly | — | 1984-10-30 |
| 4447716 | Information card | — | 1984-05-08 |
| 4409471 | Information card | — | 1983-10-11 |
| 4361163 | Apparatus for washing semiconductor materials | — | 1982-11-30 |
| 4339297 | Apparatus for etching of oxide film on semiconductor wafer | — | 1982-07-13 |
| 4339319 | Apparatus for plating semiconductor wafers | — | 1982-07-13 |