Hayama; Yutaka
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hayama; Yutaka.The latest application filed is for "communication apparatus and communication system".
- Hayama; Yutaka - Sano JP
- Hayama; Yutaka - Kawasaki N/A JP
| Patent | Date |
|---|---|
| Transmission device, transmission system, and transmission method Grant 9,690,677 - Hayama , et al. June 27, 2 | 2017-06-27 |
| Communication Apparatus And Communication System App 20170155522 - Fukaya; Hiroshi ; et al. | 2017-06-01 |
| Apparatus and method for switching communication channels having redundant configuration Grant 9,602,395 - Sakamoto , et al. March 21, 2 | 2017-03-21 |
| Transmission Device, Transmission System, And Transmission Method App 20160203063 - HAYAMA; YUTAKA ; et al. | 2016-07-14 |
| Apparatus And Method For Switching Communication Channels Having Redundant Configuration App 20140269264 - SAKAMOTO; TOSHIYUKI ; et al. | 2014-09-18 |
| Control apparatus, switch, optical transmission apparatus, and control method Grant 8,775,690 - Hayama July 8, 2 | 2014-07-08 |
| Control Apparatus, Switch, Optical Transmission Apparatus, And Control Method App 20110320641 - HAYAMA; Yutaka | 2011-12-29 |
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