Kellstedt, Jr.; Charles W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kellstedt, Jr.; Charles W..The latest application filed is for "non-invasive blood sensing device".
- Kellstedt, Jr.; Charles W. - Sudbury MA
| Patent | Date |
|---|---|
| Non-invasive blood sensing device Grant D411,300 - Kellstedt, Jr. , et al. June 22, 1 | 1999-06-22 |
| Field controller housing Grant D394,842 - Kellstedt, Jr. , et al. June 2, 1 | 1998-06-02 |
| Hardness tester Grant D394,015 - Kellstedt, Jr. , et al. May 5, 1 | 1998-05-05 |
| Stress:strain materials testing instrument Grant D351,804 - Kellstedt, Jr. , et al. October 25, 1 | 1994-10-25 |
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