| Deferred Income Taxes |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Years Ended
|
|
|
|
December 31,
|
|
|
|
2015
|
|
2014
|
|
Deferred income taxes:
|
|
|
|
|
|
|
|
Current deferred tax assets:
|
|
|
|
|
|
|
|
Inventories
|
|
$
|
93,600
|
|
$
|
188,300
|
|
Bad debt reserve
|
|
|
23,700
|
|
|
65,200
|
|
Accrued expenses
|
|
|
—
|
|
|
25,100
|
|
Total current deferred tax assets
|
|
|
117,300
|
|
|
278,600
|
|
Long-term deferred tax assets:
|
|
|
|
|
|
|
|
Net operating loss carryforwards
|
|
|
3,221,000
|
|
|
2,982,100
|
|
Foreign net operating loss carryforwards
|
|
|
—
|
|
|
291,100
|
|
Federal and state tax credit carryforwards
|
|
|
608,000
|
|
|
421,700
|
|
Patents and intangibles
|
|
|
68,100
|
|
|
73,000
|
|
Stock compensation
|
|
|
89,800
|
|
|
89,700
|
|
Other long term
|
|
|
45,500
|
|
|
142,100
|
|
Total long-term deferred tax assets
|
|
|
4,032,400
|
|
|
3,999,700
|
|
Total deferred tax assets
|
|
|
4,149,700
|
|
|
4,278,300
|
|
Current deferred tax liabilities:
|
|
|
|
|
|
|
|
Prepaid expenses
|
|
|
(64,600)
|
|
|
(59,900)
|
|
Long-term deferred tax liabilities:
|
|
|
|
|
|
|
|
Property, plant and equipment
|
|
|
(612,800)
|
|
|
(976,400)
|
|
Total deferred tax liabilities
|
|
|
(677,400)
|
|
|
(1,036,300)
|
|
Deferred tax valuation allowance
|
|
|
(3,472,300)
|
|
|
(3,242,000)
|
|
Net deferred tax assets (liabilities)
|
|
$
|
—
|
|
$
|
—
|
|
| Federal Income Taxes |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Years Ended
|
|
|
|
December 31,
|
|
|
|
2015
|
|
2014
|
|
Tax (benefit) provision computed at statutory rate
|
|
$
|
(145,442)
|
|
$
|
224,867
|
|
Increases (reductions) due to:
|
|
|
|
|
|
|
|
Change in valuation allowance
|
|
|
230,300
|
|
|
(136,268)
|
|
State income taxes, net of federal benefit
|
|
|
615
|
|
|
23,475
|
|
Permanent differences
|
|
|
479
|
|
|
14,561
|
|
Tax credits (federal and state)
|
|
|
(108,194)
|
|
|
(6,630)
|
|
Utilization of deferred taxes previously reserved
|
|
|
—
|
|
|
(117,837)
|
|
Differences on prior returns (federal and state)
|
|
|
23,174
|
|
|
—
|
|
Income tax provision
|
|
$
|
932
|
|
$
|
2,168
|
|