| Reconciliation of Federal Statutory Income Tax Provision To Company's Actual Provision | 
A reconciliation of the federal statutory income tax provision to the Company's actual provision for the years ended December 31, 2018 and 2017 is as follows:
 
|  |  
|  |  |  |  |  |  |  |  |  |  |  
|   |   |   | 2018 |   | 2017 |  
| Pre-tax book income (loss) |   | (5,768,378 | ) |   | 97,697 | 
 |  
| Expected tax at 21% and 34%, respectively |   | (1,211,359 | ) |   | 33,217 | 
 |  
|   |   |   |   |   |   |  
| Permanent differences: |   |   |   |   |  
|   | Machinery & equipment |   | 4,658 | 
 |   | 10,888 | 
 |  
|   | Mark to market |   | 24,798 | 
 |   | — | 
 |  
|   | Goodwill impairment |   | 922,024 | 
 |   | — | 
 |  
|   | Intangible Amortization  |   | (180,780 | ) |   | — | 
 |  
|   | Stock compensation |   | — | 
 |   | (179,084 | ) |  
|   | Non-deductible interest |   | — | 
 |   | 10,788 | 
 |  
|   | Other |   | 876 | 
 |   | 26 | 
 |  
|   |   |   |   |   |   |  
| State taxes: |   |   |   |   |  
|   | Current |   | 32,748 | 
 |   | — | 
 |  
|   | Deferred |   | (120,477 | ) |   | (24,960 | ) |  
|   |   |   |   |   |   |  
| Other items: |   |   |   |   |  
|   | Federal research and development credits |   | (35,550 | ) |   | (33,406 | ) |  
|   | Change in valuation allowance |   | (153,000 | ) |   | 277,000 | 
 |  
|   | Deferred tax past year true-up's |   | (99,348 | ) |   | 191,355 | 
 |  
|   | ADGE deferred tax assets and liabilities at purchase |   | — | 
 |   | (3,702,013 | ) |  
|   | ADGE other post-closing adjustments |   | — | 
 |   | (1,330,665 | ) |  
|   | Change in statutory tax rate for deferred tax assets-Federal |   | — | 
 |   | 4,914,329 | 
 |  
|   | Change in statutory tax rate for deferred tax assets-State |   | — | 
 |   | (167,475 | ) |  
|   | True up - ADG NOL IRC Sec 382 limitation |   | 817,198 | 
 |   | — | 
 |  
|   | Other |   | 30,960 | 
 |   | — | 
 |  
| Income tax provision |   | $ | 32,748 | 
 |   | $ | — | 
 |  | 
| Schedule of Deferred Tax Assets | 
The components of net deferred tax assets recognized in the accompanying consolidated balance sheets at December 31, 2018 and 2017 are as follows:
 
|  |  
|  |  |  |  |  |  |  |  |  
|   | 2018 |   | 2017 |  
| Net operating loss carryforwards | $ | 7,206,000 | 
 |   | $ | 7,429,000 | 
 |  
| R&D and ITC credit carryforwards | 244,000 | 
 |   | 203,000 | 
 |  
| Accrued expenses and other | 1,140,000 | 
 |   | 879,000 | 
 |  
| Accounts receivable | 7,000 | 
 |   | 6,000 | 
 |  
| Inventory | 73,000 | 
 |   | 73,000 | 
 |  
| Property, plant and equipment | 568,000 | 
 |   | 801,000 | 
 |  
| Deferred tax assets | 9,238,000 | 
 |   | 9,391,000 | 
 |  
| Valuation allowance | (9,238,000 | ) |   | (9,391,000 | ) |  
| Deferred tax assets, net | $ | — | 
 |   | $ | — | 
 |  |