Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4624642 | Vertebrae demonstration apparatus | — | 1986-11-25 |
| RE32102 | Weigh feeding apparatus | Ronald J. Ricciardi, Joseph L. Hartmann | 1986-04-01 |
| RE32101 | Weigh feeding apparatus | Ronald J. Ricciardi, Joseph L. Hartmann, Gary R. Lauterbach | 1986-04-01 |
| RE30967 | Automatically controlled weigh feeding apparatus | Ronald J. Ricciardi, Alexander Urban | 1982-06-15 |
| 4320855 | Weigh feeding apparatus | Ronald J. Ricciardi, Joseph L. Hartmann, Gary R. Lauterbach | 1982-03-23 |
| 4301510 | Weigh feeder system | Ronald J. Ricciardi, Joseph L. Hartmann | 1981-11-17 |
| 4210963 | Weigh feeder system | Ronald J. Ricciardi, Joseph L. Hartmann | 1980-07-01 |