Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5604196 | Nonflammable mild odor solvent cleaner with (m)ethyl lactate and propylene glycol propyl ether | Henry J. Weltman | 1997-02-18 |
| 5437808 | Nonflammable mild odor solvent cleaner | Henry J. Weltman | 1995-08-01 |
| 5416253 | Cleaning formulation and method of wipe cloth disposal | Henry J. Weltman | 1995-05-16 |
| 5370817 | Low odor cleaning formulation comprising propylene glycol methyl ether and propylene glycol methyl ether acetate | Henry J. Weltman | 1994-12-06 |
| 5188754 | Cleaning formulation and method that alleviates current problems | Henry J. Weltman | 1993-02-23 |