Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D974928 | Quick thermometer | Douglas H. Grambush, Scott Larsen | 2023-01-10 |
| D496839 | Shears | Karen A. Richwine, Roger L. Butcher | 2004-10-05 |
| D482580 | Shears | Karen A. Richwine, Roger L. Butcher | 2003-11-25 |
| D478792 | Shears | Karen A. Richwine, Roger L. Butcher | 2003-08-26 |
| D476199 | Apertured blade for a hand pruner | Karen A. Richwine, Roger L. Butcher | 2003-06-24 |
| D472433 | Bypass type hand pruner | Karen A. Richwine, Roger L. Butcher | 2003-04-01 |
| D464541 | Anvil type hand pruner | Karen A. Richwine, Roger L. Butcher | 2002-10-22 |
| D464539 | Bypass type hand pruner | Karen A. Richwine, Roger L. Butcher | 2002-10-22 |
| D464540 | Lopper | Karen A. Richwine, Roger L. Butcher | 2002-10-22 |
| D433388 | Solid state electric blanket controller | Augusto Picozza | 2000-11-07 |
| D429221 | Electric blanket controller with circular dial | Augusto Picozza | 2000-08-08 |
| D377827 | Tub hand hold | Shivaprasad Dhanapal, Robert W. Jones | 1997-02-04 |
| D375641 | Portable table | Shivaprasad Dhanapal, Robert W. Jones | 1996-11-19 |
| D290393 | Lab mixer | Philip H. Stevens | 1987-06-16 |
| D290394 | Lab mixer with adjustable shaft | Philip H. Stevens | 1987-06-16 |
| D290395 | Lab mixer with adjustable shaft | Philip H. Stevens | 1987-06-16 |