Patents per Year
Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5871385 | Thermochromic toy vehicle playset having robot arm detailer | Keith Hippely, Brian E. Walsh, Terence A. Choy | 1999-02-16 | $85,208,000 |
| 5643040 | Toy vehicle playset having vehicle receiving and holding station | Keith Hippely, Brian E. Walsh, Terence A. Choy | 1997-07-01 | $39,889,000 |
| 5586923 | Toy vehicle playset for thermochromic vehicles | Keith Hippely, Brian E. Walsh, Terence A. Choy | 1996-12-24 | $64,619,000 |
| 5503583 | Toy with thermochromic material | Keith Hippely, Jill E. Barad, Prodromos Papavasiliou | 1996-04-02 | $44,541,000 |
| 5267888 | Toy vehicle having articulated wheel portions | Keith Hippely, Michael T. McKittrick | 1993-12-07 | $10,191,000 |
| 4961716 | Toy apparatus including robotic arm | Keith Hippely, Madhusudan Joshi | 1990-10-09 | $9,097,000 |
| 4917643 | Toy vehicle with thermochromic material | Keith Hippely | 1990-04-17 | $9,599,000 |