Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8021210 | Polishing head and polishing apparatus having the same | Hisashi Masumura, Hiromasa Hashimoto, Satoru Arakawa, Hiromi Kishida | 2011-09-20 |
| 7956784 | DA converter including conversion amplifier having output voltage with improved linearity | Naoaki Sugimura, Masaru Sekiguchi | 2011-06-07 |