Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7335210 | Endoscope and tools for applying sealants and adhesives and intestinal lining for reducing food absorption | — | 2008-02-26 |
| 6096047 | Gynecological cylinders which treat diseases | — | 2000-08-01 |
| 4908893 | Pillows with portions which do not promote facial wrinkles | — | 1990-03-20 |
| 4551860 | Metal mesh head covering | Helen E. Smit | 1985-11-12 |
| 4315509 | Insertion and removal catheters and intestinal tubes for restricting absorption | — | 1982-02-16 |
| 4292971 | Acne skin treatment appliance and method | Helen E. Smit | 1981-10-06 |
| 4204110 | Decorative personal electric heating appliance | Helen E. Smit | 1980-05-20 |
| 4182329 | Acne facial treatment appliance and method | Helen E. Smit | 1980-01-08 |