Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7162834 | Methods for enhancing plant growth using hydrogen gas | Zhongmin Dong, Lishu Wu | 2007-01-16 |
| 6848212 | Methods for enhancing plant growth using hydrogen gas | Zhongmin Dong, Lishu Wu | 2005-02-01 |
| 6220076 | Differential gas analyzer | Stephen Hunt, Adrian N. Dowling, Roy A. Young | 2001-04-24 |
| 5965801 | Apparatus for rapid measurement of hydrogen concentration and its use in the measurement of nitrogenase activity | Stephen Hunt, Adrian N. Dowling, Lawrence J. Winship, Zhongmin Dong | 1999-10-12 |
| 5542284 | Method and instrument for measuring differential oxygen concentration between two flowing gas streams | Stephen Hunt, Adrian N. Dowling | 1996-08-06 |
| 5302268 | Electrolytic apparatus for generating selected concentrations of gas in a flowing gas stream | Stephen Hunt, Adrian N. Dowling | 1994-04-12 |
| 5096294 | Method and apparatus for measuring oxygen concentration and its subsequent use in estimating nitrogen fixation in plants | Stephen Hunt, Gerry Palmer, R. Ford Denison | 1992-03-17 |