Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D425978 | Window fan | — | 2000-05-30 |
| D388163 | Window fan | — | 1997-12-23 |
| D372078 | Combined air cleaner and humidifier | — | 1996-07-23 |
| D361832 | Heater fan | — | 1995-08-29 |
| 5435696 | Tiltable oscillating fan assembly | — | 1995-07-25 |
| 5431544 | Tiltable fan assembly | Johnson Hsu | 1995-07-11 |
| 5425671 | Window fan | — | 1995-06-20 |
| D358874 | Humidifier | — | 1995-05-30 |
| D355961 | Vaporizer | — | 1995-02-28 |
| D354127 | Portable electric fan | — | 1995-01-03 |
| D353660 | Heater fan | — | 1994-12-20 |
| D349761 | Housing for an electric heater | — | 1994-08-16 |
| D344791 | Combined air purifier and ionizer | — | 1994-03-01 |
| D341651 | Foldable portable baseboard heater | — | 1993-11-23 |
| D337819 | Electric fan | — | 1993-07-27 |
| D336512 | Combined fan base and fan cage unit | — | 1993-06-15 |
| D335923 | Base for an electric fan | — | 1993-05-25 |
| D299349 | Housing for leaf shredder | — | 1989-01-10 |
| D296229 | Combined head and handle assembly for a tank-type garden sprayer | — | 1988-06-14 |
| D295547 | Combined watering can and misting unit | — | 1988-05-03 |
| 4700892 | Misting and watering can | — | 1987-10-20 |
| D283152 | Housing for electronic insect killer | — | 1986-03-25 |
| 4314683 | Gutter hanger | — | 1982-02-09 |
| 4280399 | Roof ridge ventilator | — | 1981-07-28 |
| 4272370 | Gutter strainer | — | 1981-06-09 |