Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6420184 | Process of making a reversible chemical thermometer | — | 2002-07-16 |
| 6241385 | Reversible chemical thermometer | — | 2001-06-05 |
| 5816707 | Reversible chemical thermometer | — | 1998-10-06 |
| 5745039 | Remote sterilization monitor | Gary Focarino, Samuel David Lannigan, Raymond A. Hof | 1998-04-28 |
| 4650587 | Ammonia scavenger | Robert Polak | 1987-03-17 |
| 4536433 | Slip resistant absorbent pad | Zsigmond L. Sagi | 1985-08-20 |
| 4425998 | Protective packaging for thermolabile goods using compounds with melting points slightly below thermosensitive temperature of the goods | Hasmukh R. Shah | 1984-01-17 |
| 4397570 | Pressure sensitive adhesive containing a nucleating agent for use in a disposable thermometer | Roy A. Ulin, Dennis Nickoloff | 1983-08-09 |
| 4362645 | Temperature indicating compositions of matter | Roy A. Ulin | 1982-12-07 |
| 4345470 | All plastic disposable thermometer | Roy A. Ulin, Robert Polak | 1982-08-24 |
| 4339207 | Temperature indicating compositions of matter | Roy A. Ulin | 1982-07-13 |
| 4299727 | Disposable reversible thermometer | Concepcion Osio, Roy A. Ulin | 1981-11-10 |
| 4232552 | Temperature indicating compositions of matter | Roy A. Ulin | 1980-11-11 |