Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Components

v3.10.0.1
Balance Sheet Components
 6 Months Ended
Jun. 30, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Supplemental Balance Sheet Disclosures [Text Block]
3.
Balance Sheet Components
 
Inventories:
 
 
 
June 30,
 
 
December 31,
 
 
 
2018
 
 
2017
 
 
 
 
 
 
 
 
Raw materials
 
$
3,730
 
 
$
3,729
 
Work in progress
 
 
121,684
 
 
 
141,302
 
Finished goods
 
 
690,612
 
 
 
547,853
 
 
 
 
 
 
 
 
 
 
Total inventories
 
$
816,026
 
 
$
692,884
 
 
Property and equipment, net:
 
 
 
June 30,
 
 
December 31,
 
 
 
2018
 
 
2017
 
 
 
 
 
 
 
 
Machinery and equipment
 
$
800,225
 
 
$
768,168
 
Tooling
 
 
27,200
 
 
 
22,900
 
Computer software
 
 
91,631
 
 
 
91,631
 
Furniture and fixtures
 
 
15,000
 
 
 
15,000
 
Leasehold improvements
 
 
11,238
 
 
 
11,238
 
 
 
 
945,294
 
 
 
908,937
 
Less: Accumulated depreciation and amortization
 
 
(863,501
)
 
 
(844,275
)
 
 
 
 
 
 
 
 
 
Property and equipment, net
 
$
81,793
 
 
$
64,662
 
 
Depreciation and amortization expense for the three months ended June 30, 2017 and 2018 was $17,498 and $9,268, respectively. Depreciation and amortization expense for the six months ended June 30, 2017 and 2018 was $42,330 and $19,225, respectively.
 
Accrued liabilities:
 
 
 
June 30,
 
 
December 31,
 
 
 
2018
 
 
2017
 
 
 
 
 
 
 
 
Accrued vacation
 
$
236,469
 
 
$
197,976
 
Accrued compensation
 
 
-
 
 
 
27,058
 
Accrued bonus
 
 
129,979
 
 
 
227,194
 
Accrued other
 
 
408,858
 
 
 
262,992
 
 
 
 
 
 
 
 
 
 
Total accrued liabilities
 
$
775,306
 
 
$
715,220