Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790893 | Compound of intumescent powder and thermoplastic material | Dat. T. Nguyen, Kevin B. Langille, Dwight E. Veinot | 2004-09-14 |
| 6645278 | Intumescent powder | Kevin B. Langille, Dat Nguyen, Dwight E. Veinot | 2003-11-11 |
| 6006514 | Link-shape and chain link assembly method | Barry C. Forster | 1999-12-28 |
| 5934062 | Link shape and chain link assembly method | Barry C. Forster | 1999-08-10 |
| 5842338 | Replaceable bridge-link with base | Barry C. Forster | 1998-12-01 |
| 5558707 | Fire door core | Kevin B. Langille | 1996-09-24 |
| 5133179 | Junction link and method for forming | Barry C. Forster | 1992-07-28 |
| 5090610 | Kiln liner | Barry C. Forster, Allan J. Blain | 1992-02-25 |
| 5033959 | Kiln liner | Barry C. Forster, Allan J. Blain | 1991-07-23 |
| 4914903 | Link shackle | Barry C. Forster | 1990-04-10 |
| 4408450 | Repair or replacement link | — | 1983-10-11 |
| 4373910 | Non-tangling chain link | — | 1983-02-15 |
| 4244687 | Chain construction and arrangement for rotary kiln-type devices | Barry C. Forster | 1981-01-13 |
| 4181495 | Internal suspension preheater for long rotary kilns | — | 1980-01-01 |