Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D279708 | Teat implant | — | 1985-07-16 |
| D279707 | Teat implant | — | 1985-07-16 |
| D275887 | Teat valve | Mark L. Anderson | 1984-10-09 |
| D275360 | Hand knife with blade guard | — | 1984-09-04 |
| D275331 | Animal ear tag insecticide dispenser | — | 1984-08-28 |
| D274927 | Firearm chamber plug | — | 1984-07-31 |
| 4453930 | Method and instrument for placing implant in teat duct and udder | — | 1984-06-12 |
| D274151 | Animal ear tag shield | — | 1984-06-05 |
| 4442780 | Clipboard and shield | — | 1984-04-17 |
| 4425874 | Dispenser | — | 1984-01-17 |
| 4418686 | Implant for inhibiting mastitis in dairy cattle | — | 1983-12-06 |
| D270198 | Pedicure implement | — | 1983-08-16 |
| 4385633 | Teat dilator | — | 1983-05-31 |
| 4359044 | Method for placing implant in udder | — | 1982-11-16 |
| D266871 | Teat dilator | — | 1982-11-09 |
| 4346714 | Method of inserting teat dilator | — | 1982-08-31 |
| 4344404 | Fuel supply system | Richard O. Bartz | 1982-08-17 |
| 4344402 | Fuel supply system | Richard O. Bartz | 1982-08-17 |
| 4308859 | Method of inhibiting mastitis in bovine animals | — | 1982-01-05 |
| 4301796 | Method and apparatus for dispensing fluid | — | 1981-11-24 |
| 4281658 | Dilator | — | 1981-08-04 |
| 4209472 | Fuel supply system | Richard O. Bartz | 1980-06-24 |