Hitachi Computer Engineering Co., Ltd.
Records under this name other than patents Hitachi Computer Engineering Co., Ltd. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
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| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,014,406 | Frequency-hopped wireless communication system and mobile wireless terminal Term ended Term ended Apr 24, 2016 · From the USPTO record | Term ended | Term ended Apr 24, 2016 | From the USPTO record |
| US 6,148,415 | Backup switching control system and method Lapsed on the fee record Ended Nov 14, 2008 · From the USPTO record | Lapsed on the fee record | Ended Nov 14, 2008 | From the USPTO record |
| US 4,697,047 | Trunk coupling unit Term ended Term ended no later than Sep 29, 2007 · Low confidence | Term ended | Term ended no later than Sep 29, 2007 | Low confidence |
| US 4,743,840 | Diagnosing method for logic circuits Term ended Term ended no later than May 10, 2008 · Low confidence | Term ended | Term ended no later than May 10, 2008 | Low confidence |
| US 4,757,444 | Vector processor capable of performing iterative processing Term ended Term ended no later than Jul 12, 2008 · Low confidence | Term ended | Term ended no later than Jul 12, 2008 | Low confidence |
| US 4,777,357 | Bar code reader Term ended Term ended no later than Oct 11, 2008 · Low confidence | Term ended | Term ended no later than Oct 11, 2008 | Low confidence |
| US 4,780,811 | Vector processing apparatus providing vector and scalar processor synchronization Term ended Term ended no later than Oct 25, 2008 · Low confidence | Term ended | Term ended no later than Oct 25, 2008 | Low confidence |
| US 4,783,783 | Data processing system having pipeline arithmetic/logic units Term ended Term ended no later than Nov 8, 2008 · Low confidence | Term ended | Term ended no later than Nov 8, 2008 | Low confidence |
| US 4,802,164 | Method and apparatus for testing a multi-processor system Term ended Term ended no later than Jan 31, 2009 · Low confidence | Term ended | Term ended no later than Jan 31, 2009 | Low confidence |
| US 4,803,871 | Inspection device for inspecting projections on the surface of parts Term ended Term ended no later than Feb 14, 2009 · Low confidence | Term ended | Term ended no later than Feb 14, 2009 | Low confidence |