| Date | Time | Source | Headline | Symbol | Company |
| 07/14/2009 | 11:03AM | Edgar (US Regulatory) | Statement of Ownership (SC 13G) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 05/18/2009 | 6:02AM | Edgar (US Regulatory) | Termination of Registration of a Class of Security under Section 12(g) (15-12G) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 05/11/2009 | 2:50PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 05/07/2009 | 4:39PM | Edgar (US Regulatory) | Current report filing (8-K) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 04/30/2009 | 4:06PM | Edgar (US Regulatory) | Information Statement - All Other (definitive) (DEF 14C) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 04/08/2009 | 4:30PM | Edgar (US Regulatory) | Statement of Beneficial Ownership (SC 13D) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 03/31/2009 | 12:56PM | Edgar (US Regulatory) | Annual Report (10-K) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 03/24/2009 | 8:52PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 03/24/2009 | 11:41AM | Edgar (US Regulatory) | Current report filing (8-K) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 02/25/2009 | 5:07PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 02/25/2009 | 4:47PM | Edgar (US Regulatory) | Current report filing (8-K) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 02/17/2009 | 10:48AM | Edgar (US Regulatory) | Amended Statement of Beneficial Ownership (SC 13D/A) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 01/21/2009 | 6:01AM | Edgar (US Regulatory) | Current report filing (8-K) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 01/16/2009 | 11:22AM | Edgar (US Regulatory) | Initial Statement of Beneficial Ownership (3) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 01/12/2009 | 2:49PM | Edgar (US Regulatory) | Amended Statement of Changes in Beneficial Ownership (4/A) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 12/18/2008 | 1:27PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 12/01/2008 | 12:35PM | Edgar (US Regulatory) | Amended Current report filing (8-K/A) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 11/26/2008 | 3:17PM | Edgar (US Regulatory) | Current report filing (8-K) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 11/14/2008 | 3:23PM | Edgar (US Regulatory) | Quarterly Report (10-Q) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 09/11/2008 | 11:58AM | Edgar (US Regulatory) | Hydrogen Engine Center, Inc. - Current report filing (8-K) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 09/04/2008 | 1:15PM | Edgar (US Regulatory) | Hydrogen Engine Center, Inc. - Current report filing (8-K) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 08/25/2008 | 11:13AM | Edgar (US Regulatory) | Hydrogen Engine Center, Inc. - Current report filing (8-K) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 08/18/2008 | 4:29PM | Edgar (US Regulatory) | Hydrogen Engine Center, Inc. - Prospectus filed pursuant to Rule 424(b)(3) (424B3) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 08/18/2008 | 4:27PM | Edgar (US Regulatory) | Hydrogen Engine Center, Inc. - Prospectus filed pursuant to Rule 424(b)(3) (424B3) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 08/14/2008 | 2:20PM | Edgar (US Regulatory) | Hydrogen Engine Center, Inc. - Quarterly Report (10-Q) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 08/06/2008 | 6:00AM | Edgar (US Regulatory) | Hydrogen Engine Center, Inc. - Notice of Effectiveness (EFFECT) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 07/28/2008 | 6:01AM | Edgar (US Regulatory) | Hydrogen Engine Center, Inc. - Securities Registration Statement (S-1/A) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 07/23/2008 | 2:18PM | Edgar (US Regulatory) | Hydrogen Engine Center, Inc. - Current report filing (8-K) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 07/23/2008 | 6:02AM | Edgar (US Regulatory) | Hydrogen Engine Center, Inc. - Amended Annual Report (Small Business Issuers) (10KSB/A) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |
| 07/23/2008 | 6:02AM | Edgar (US Regulatory) | Hydrogen Engine Center, Inc. - Amended Quarterly Report (10-Q/A) | USOTC:HYEG | Hydrogen Engine Center Inc (CE) |