Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7086348 | Milking parlor for the forward straight line animal ambulation and individual presentation of an animal to be milked in a milking stall located intermediate a holding area and a release area | — | 2006-08-08 |
| 7055458 | System for the presentation of animals to be milked and method | — | 2006-06-06 |
| 6814026 | Milking parlor and method for individually presenting animals to be milked via a translating shuttle stall | — | 2004-11-09 |
| 6779484 | Milking system | — | 2004-08-24 |
| 5960736 | Vacuum level control system using variable frequency drive | David C. Ludington, James A. Kowalksi, Roger A. Pellerin | 1999-10-05 |
| 5284180 | Controlling vacuum level with a two-level vacuum system controller and adjustable speed drive | Roger A. Pellerin, David C. Ludington, Daniel Aneshansley | 1994-02-08 |
| 5141403 | Two-level vacuum system controller with adjustable speed drive | Roger A. Pellerin, David C. Ludington, Daniel Aneshansley | 1992-08-25 |