Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890444 | Bonded fluted filter media to end cap | Robert M. Hume, III, Leonard Jannusch | 1990-01-02 |
| 4769096 | Process of bonding fluted filter media to end caps | Robert M. Hume, III, Leonard Jannusch | 1988-09-06 |
| 4608111 | Bonding method employing an adhesive which contains in an aqueous base an effective amount of a polyvinyl alcohol and a lignin sulfonate | Robert M. Hume, III, Robert A. LaBrash | 1986-08-26 |
| 4564649 | Polyvinyl alcohol and lignin sulfonate containing adhesive | Robert M. Hume, III, Robert A. LaBrash | 1986-01-14 |