Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6528898 | Pyroelectric conversion system | Michio Ikura | 2003-03-04 |
| 6451206 | System for converting organic waste reservoirs onto anaerobic digesters | — | 2002-09-17 |
| D425299 | Glasses case | — | 2000-05-23 |
| 4932169 | Inflatable structure | — | 1990-06-12 |
| 4699843 | Azlactone-containing pressure-sensitive adhesives | Steven M. Heilmann, Jerald K. Rasmussen, Michael L. Tumey | 1987-10-13 |
| 4619867 | Azlactone-containing pressure-sensitive adhesives | Steven M. Heilmann, Jerald K. Rasmussen, Michael L. Tumey | 1986-10-28 |
| 4404246 | Storable, crosslinkable pressure-sensitive adhesive tape | Gaylord L. Groff | 1983-09-13 |
| D259333 | Combined shipping and packaging envelope for a potted plant | — | 1981-05-26 |