Hatfield; Stephen C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hatfield; Stephen C..The latest application filed is for "fuel assembly and associated grid for nuclear reactor".
- Hatfield; Stephen C. - Hartford CT
- Hatfield; Stephen C. - Granby CT
| Patent | Date |
|---|---|
| Fuel assembly and associated grid for nuclear reactor Grant 6,819,733 - Broders , et al. November 16, 2 | 2004-11-16 |
| Fuel assembly and associated grid for nuclear reactor App 20030215048 - Broders, Richard P. ; et al. | 2003-11-20 |
| Split beam laser welding apparatus Grant 5,369,242 - Hatfield , et al. November 29, 1 | 1994-11-29 |
| Split vane alternating swirl mixing grid Grant 5,307,393 - Hatfield April 26, 1 | 1994-04-26 |
| Split vaned nuclear fuel assembly grid Grant 4,879,090 - Perrotti , et al. November 7, 1 | 1989-11-07 |
| Support grid with integral vanes Grant 4,844,860 - Hatfield * July 4, 1 | 1989-07-04 |
| Spring retention cap Grant 4,792,429 - Hatfield December 20, 1 | 1988-12-20 |
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