Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8290757 | Method, system and computer readable media for deforming simulation meshes used in posing animated characters | Geoffrey Irving, Ryan Kautzman, Jiayi Chong | 2012-10-16 |
| 8154544 | User specified contact deformations for computer graphics | Robert Russ, Adam Woodbury | 2012-04-10 |
| 6209624 | Gas-to-gas heat exchangers for use in sulphuric acid plants | — | 2001-04-03 |
| 6080369 | Gas-to-gas heat exchangers for use in sulphuric acid plants | — | 2000-06-27 |
| 6003594 | Internal bypass valve for a heat exchanger | Charles Guy Cooper, Gregory James Bellamy | 1999-12-21 |
| 5884658 | Liquid distributor for a packed tower | — | 1999-03-23 |
| 5679290 | Packed absorption towers | Dahya Bhaga | 1997-10-21 |
| 5615738 | Internal bypass valve for a heat exchanger | Charles Guy Cooper, Gregory James Bellamy | 1997-04-01 |
| 5603839 | Process for the recovery of waste sulphuric acid | — | 1997-02-18 |
| 5525270 | Tower packing | Dahya Bhaga | 1996-06-11 |
| 5513694 | Anodic protection method and system | — | 1996-05-07 |
| 5480620 | Catalytic converter | — | 1996-01-02 |
| 5477846 | Furnace-heat exchanger preheating system | — | 1995-12-26 |
| 5364457 | Electrostatic gas cleaning apparatus | — | 1994-11-15 |
| 5308587 | Cooled sulphur furnace bypass system | — | 1994-05-03 |
| 5302353 | Catalytic converter | — | 1994-04-12 |
| 5282885 | Electrostatic gas cleaning process and apparatus | — | 1994-02-01 |
| 5277247 | Heat exchanger having improved tube layout | — | 1994-01-11 |
| 5232670 | Catalytic converter | — | 1993-08-03 |
| 5135611 | Method and apparatus for combined spray drying and gas cleaning | — | 1992-08-04 |
| 5075097 | Method and apparatus for sulfuric acid concentration | — | 1991-12-24 |
| 5044431 | Tube layout for heat exchanger | — | 1991-09-03 |
| 5014740 | Distributor for packed tower | — | 1991-05-14 |
| 4663142 | Generation of sulphur trioxide from oleum | Robert F. Whitters | 1987-05-05 |
| 4654205 | Sulphur trioxide absorption apparatus and process | — | 1987-03-31 |