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System comprising a first electronic device with a depression engaging with a second electronic device with a protrusion for providing data transfer therebetween |
Yu Gang Ma |
2020-12-01 |
| 10003911 |
Electronic device with a curved depression for engaging with a protrusion of another electronic device to provide data transfer therebetween |
Yu Gang Ma |
2018-06-19 |
| 9831541 |
Waveguide and method for making a waveguide |
Yu Gang Ma, Hisashi Masuda, Hirofumi Kawamura |
2017-11-28 |
| 9246551 |
Multiple electronic devices having plural sliding surfaces which are urged into connecting engagement with each other |
Yu Gang Ma |
2016-01-26 |
| 8229135 |
Audio enhancement method and system |
Xiaobing Sun, Kanzo Okada, Peng Gao |
2012-07-24 |
| 7732987 |
Ultrasonic transducer array and a method for making a transducer array |
Peng Gao, Xiaobing Sun, Kanzo Okada |
2010-06-08 |
| 7480981 |
Method of producing hard disk drives of reduced size |
Akio Takada, Kanzo Okada, Shun Kayama |
2009-01-27 |
| 7239054 |
Method of forming a micro-rotating device, and a micro-rotating device produced by the method |
Akio Takada, Jianmin Miao |
2007-07-03 |
| 7088019 |
Air bearing for MEMS based motor |
Akio Takada, Cheow Tong Cheng, Shun Kayama |
2006-08-08 |