Issued Patents All Time
Showing 101–119 of 119 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7174893 | Mask with anti-asphyxia valve | Adrienne Walker, Geoffrey Crumblin, Gregory Scott Smart, Philip Rodney Kwok, Perry David Lithgow | 2007-02-13 |
| 7107989 | Mask with gusset | Robert Henry Frater, Joanne Elizabeth Drew | 2006-09-19 |
| 7089939 | Gas delivery connection assembly | Adrienne Walker, Geoffrey Crumblin, Gregory Scott Smart, Philip Rodney Kwok | 2006-08-15 |
| 7066178 | Connector for a respiratory mask and a respiratory mask | Joanne Elizabeth Drew, Geoffrey Crumblin, Phillip Jenkinson, Susan Robyn Lynch | 2006-06-27 |
| 7021311 | Mask cushion and frame assembly | Gregory Scott Smart, Philip Rodney Kwok | 2006-04-04 |
| 6986352 | Mask with gusset | Robert Henry Frater, Joanne Elizabeth Drew | 2006-01-17 |
| 6973929 | Forehead support for a facial mask | — | 2005-12-13 |
| 6860269 | Forehead support for facial mask | Philip Rodney Kwok, Perry David Lithgow, Jonathan P. Harrison, Jonathan Lee Liston, Robert Stephen Matchett +1 more | 2005-03-01 |
| 6796308 | Mask cushion and frame assembly | Gregory Scott Smart, Philip Rodney Kwok | 2004-09-28 |
| 6772760 | Mask with gusset | Robert Henry Frater, Joanne Elizabeth Drew | 2004-08-10 |
| 6691707 | Connector for a respiratory mask and a respiratory mask | Joanne Elizabeth Drew, Geoffrey Crumblin, Phillip Jenkinson, Susan Robyn Lynch | 2004-02-17 |
| 6532961 | Forehead support for facial mask | Philip Rodney Kwok, Perry David Lithgow, Jonathan P. Harrison, Jonathan Lee Liston, Robert Stephen Matchett +1 more | 2003-03-18 |
| 6520182 | Forehead support for a facial mask | — | 2003-02-18 |
| 6491034 | Gas delivery connection assembly | Philip Rodney Kwok, Perry David Lithgow | 2002-12-10 |
| 6439230 | Mask with recess including at least one mask port | Amal Shirley Amarasinghe | 2002-08-27 |
| 6412487 | Mask cushion and frame assembly | Gregory Scott Smart, Philip Rodney Kwok | 2002-07-02 |
| 6374826 | Mask and headgear connector | Philip Rodney Kwok | 2002-04-23 |
| D443355 | Nasal respiratory mask shell and forehead support assembly | Jonathan Lee Liston | 2001-06-05 |
| 5992089 | Process for sequestering into the ocean the atmospheric greenhouse gas carbon dioxide by means of supplementing the ocean with ammonia or salts thereof | Ian S.F. Jones, William Rodgers, Helen Young | 1999-11-30 |