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Electronic signboard and wall hanging device |
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Electronic paper display apparatus and method of driving the same |
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Electronic speaker with a planar foot |
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| 11173579 |
Inner retaining ring and outer retaining ring for carrier head |
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Device and method for protecting direct current source |
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Inner retaining ring and outer retaining ring for carrier head |
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2018-07-17 |
| 9254547 |
Side pad design for edge pedestal |
Hung Chih Chen, Shou-Sung Chang |
2016-02-09 |
| 8840446 |
Inner retaining ring and outer retaining ring for carrier head |
Hung Chih Chen, Samuel Chu-Chiang Hsu, Huanbo Zhang, Gautam Shashank Dandavate |
2014-09-23 |
| 8721391 |
Carrier head with narrow inner ring and wide outer ring |
Hung Chih Chen, Samuel Chu-Chiang Hsu, Huanbo Zhang, Gautam Shashank Dandavate |
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Retaining ring with shaped profile |
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Retaining ring with shaped profile |
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Substrate holder with liquid supporting surface |
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2011-09-20 |
