| RE43398 |
Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator |
Scott C. Honkonen, Theodore B. Hill, Charles C. Hill |
2012-05-22 |
| 6698423 |
Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator |
Scott C. Honkonen, Theodore B. Hill, Charles C. Hill |
2004-03-02 |
| 6681764 |
Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator |
Scott C. Honkonen, Theodore B. Hill, Charles C. Hill |
2004-01-27 |
| 6651653 |
Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator |
Scott C. Honkonen, Theodore B. Hill, Charles C. Hill |
2003-11-25 |
| 6247234 |
Razor and blade |
James Hill |
2001-06-19 |
| 5979440 |
Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator |
Scott C. Honkonen, Theodore B. Hill, Charles C. Hill |
1999-11-09 |
| 4738122 |
Refrigerant expansion device with means for capturing condensed contaminants to prevent blockage |
— |
1988-04-19 |
| 4631928 |
Joule-Thomson apparatus with temperature sensitive annular expansion passageway |
— |
1986-12-30 |
| 4420265 |
Infrared temperature monitoring apparatus having means for sky radiation compensation |
Charles E. Everest |
1983-12-13 |