Electrostatic chuck
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Description
The broken lines shown in the figures are for illustrative purposes only and form no part of the claimed design.
Claims
The ornamental design for an electrostatic chuck, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
| 5998320 | December 7, 1999 | Yamada et al. |
| 6370004 | April 9, 2002 | Yamaguchi |
| D548705 | August 14, 2007 | Hayashi |
| D552565 | October 9, 2007 | Nakamura et al. |
| 7457098 | November 25, 2008 | Nakamura |
| D587222 | February 24, 2009 | Sasaki et al. |
| 20070146961 | June 28, 2007 | Morioka et al. |
| 20070247779 | October 25, 2007 | Nakamura |
| 20080037194 | February 14, 2008 | Kamitani et al. |
| 20080144251 | June 19, 2008 | Tao et al. |
| 403730 | September 2000 | TW |
| 577861 | March 2004 | TW |
| 286812 | September 2007 | TW |
Patent History
Patent number: D609655
Type: Grant
Filed: Mar 19, 2009
Date of Patent: Feb 9, 2010
Assignee: NGK Insulators, Ltd. (Nagoya)
Inventor: Hiroya Sugimoto (Nagoya)
Primary Examiner: Selina Sikder
Attorney: Burr & Brown
Application Number: 29/334,036
Type: Grant
Filed: Mar 19, 2009
Date of Patent: Feb 9, 2010
Assignee: NGK Insulators, Ltd. (Nagoya)
Inventor: Hiroya Sugimoto (Nagoya)
Primary Examiner: Selina Sikder
Attorney: Burr & Brown
Application Number: 29/334,036
Classifications
Current U.S. Class:
Semiconductor, Transistor Or Integrated Circuit (24) (D13/182)