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Note 7 - Common Stock (Tables)
12 Months Ended
Dec. 31, 2019
Notes Tables  
Schedule of Deferred Compensation Arrangement with Individual, Share-based Payments [Table Text Block]
Beneficiary
 
Accrued Compensation Quarter 2
   
Accrued Compensation Quarter 3
   
Accrued Compensation Quarter 4
   
Total Compensation
   
Total
Shares
1
 
Dr. Stephen T. Chen
  $
25,000
    $
25,000
    $
25,000
    $
75,000
     
213,390
 
Bernard Cohen
  $
3,000
    $
3,000
    $
3,000
    $
9,000
     
25,607
 
Dr. Celee Spidel
  $
1,500
    $
750
     
-
    $
2,250
     
6,309
 
i2China Mgt., LLC
  $
6,000
    $
6,000
    $
6,000
    $
18,000
     
51,214
 
Total
  $
35,500
    $
34,750
    $
34,000
    $
104,250
     
296,520
 
Price Per Share
  $
0.3499
    $
0.4183
    $
0.3043