Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4202212 | In-line respirating pump | Richard T. Allen, Rudolph H. Moyer, Donald J. Sibbett, Howard H. Anderson, Don Willis | 1980-05-13 |
| 4187836 | Floating piston respirating pump | Richard T. Allen, Rudolph H. Moyer, Donald J. Sibbett, Howard H. Anderson, Don Willis | 1980-02-12 |
| 4187859 | Respirating pump | Richard T. Allen, Rudolph H. Moyer, Donald J. Sibbett, Howard H. Anderson, Don Willis | 1980-02-12 |
| 4183247 | Method for sampling air in proportion to respiration | Richard T. Allen, Rudolph H. Moyer, Donald J. Sibbett, Howard H. Anderson, Don Willis | 1980-01-15 |