Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11130048 | Three-dimensional puzzle containing moveable elements | Amit Kumar Singh | 2021-09-28 |
| D931943 | Scooter | Amit Kumar Singh | 2021-09-28 |
| D930756 | Scooter | Amit Kumar Singh | 2021-09-14 |
| D930757 | Scooter | Amit Kumar Singh | 2021-09-14 |
| D930754 | Scooter | Amit Kumar Singh | 2021-09-14 |
| D930755 | Scooter | Amit Kumar Singh | 2021-09-14 |
| D921766 | Scooter | Amit Kumar Singh | 2021-06-08 |
| D921767 | Scooter | Amit Kumar Singh | 2021-06-08 |
| D921121 | Scooter | Amit Kumar Singh | 2021-06-01 |
| D921122 | Scooter | Amit Kumar Singh | 2021-06-01 |
| D921123 | Scooter | Amit Kumar Singh | 2021-06-01 |
| D921124 | Scooter | Amit Kumar Singh | 2021-06-01 |
| D597218 | Bi-pod hunters blind | — | 2009-07-28 |
| 4913711 | Spiral coil cool wall construction for high temperature cylindrical furnaces, vessels, cyclones, etc. | — | 1990-04-03 |
| 4732748 | Finely divided calcium carbonate compositions | Norman O. Clark, Yew C. Chang | 1988-03-22 |
| 4536121 | Divided rotary valve feeder | Robert L. Gamble | 1985-08-20 |
| 4526759 | Fluidized bed reactor utilizing in-bed heat exchanger tubes which register with water wall tubes | — | 1985-07-02 |
| 4521976 | Method of operating a fluidized bed heat exchanger utilizing induced circulation | Robert L. Gamble | 1985-06-11 |
| 4446629 | Fluidized bed heat exchanger utilizing induced circulation | Robert L. Gamble | 1984-05-08 |
| 4445443 | Fluidized bed heat exchanger having separating drain and method of operation thereof | Thomas E. Taylor | 1984-05-01 |
| 4439406 | Method of capturing sulfur | Robert L. Gamble | 1984-03-27 |
| 4436507 | Fluidized bed reactor utilizing zonal fluidization and anti-mounding air distributors | Robert L. Gamble | 1984-03-13 |
| 4404755 | Fluidized bed heat exchanger utilizing induced diffusion and circulation | Robert L. Gamble | 1983-09-20 |
| 4397102 | Fluidized bed heat exchanger incorporating induced circulation utilizing directional and/or differential bed fluidization | Robert L. Gamble | 1983-08-09 |
| 4359968 | Fluidized bed heat exchanger utilizing a baffle system | — | 1982-11-23 |