Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12102403 | Robotic surgical systems with user engagement monitoring | William Peine, Steven J. Levine, Albert Dvornik, Mantena V. Raju | 2024-10-01 |
| 8267408 | Hand tool that can replace tips easily and quickly | — | 2012-09-18 |
| 7913589 | Adjustable wrench that clamps a workpiece exactly and tightly | — | 2011-03-29 |
| 4885972 | Toy Xylophone | — | 1989-12-12 |
| D304213 | Toy construction ring | — | 1989-10-24 |
| 4804350 | Polygonal ring-like toy building block having means for interconnecting plural blocks together in differing orientations, and elongate stacking members for stacking plural blocks for storage | — | 1989-02-14 |
| 4708684 | Toy building block set | — | 1987-11-24 |
| 4556394 | Toy building block set | — | 1985-12-03 |