Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6985815 | Instantaneous spectral analysis | John P. Castagna, Shengjie Sun | 2006-01-10 |
| D491271 | Massage device | — | 2004-06-08 |
| 5989527 | Compositions and methods for improving the performance of chemical exfoliating agents, sunless tanning agents, skin lightening agents and insect repellents | Rocco Burgo, Andrew O'Connor, Diana Smith | 1999-11-23 |
| 5833961 | Polyester-based suncreen formulations | Anna Howe, Rocco Burgo, Andrew O'Connor, Thomas Grebenar, Jr. | 1998-11-10 |
| 5676934 | Dry sunscreen composition | — | 1997-10-14 |
| 5445815 | Dry sunscreen composition | — | 1995-08-29 |
| 5251479 | Downhole wellbore tool for measuring flow parameters | Keith W. Katahara | 1993-10-12 |
| H1156 | Downhole fracture detection and characterization | — | 1993-03-02 |
| 4928759 | Tubing conveyed wellbore fluid flow measurement system | Lonnie J. Smith, H. Mitchell Cornette | 1990-05-29 |
| 4928758 | Downhole wellbore flowmeter tool | — | 1990-05-29 |
| 4912683 | Method for acoustically measuring wall thickness of tubular goods | Keith W. Katahara | 1990-03-27 |
| 4867264 | Apparatus and method for investigating wellbores and the like | — | 1989-09-19 |
| 4829488 | Drive mechanism for borehole televiewer | — | 1989-05-09 |
| 4803667 | Televiewer processing system | — | 1989-02-07 |
| 4701891 | Method and apparatus for measuring formation compression and shear wave velocity | John P. Castagna | 1987-10-20 |
| 4646565 | Ultrasonic surface texture measurement apparatus and method | — | 1987-03-03 |
| 4452077 | Borehole ultrasonic flow meter | — | 1984-06-05 |
| 4419748 | Continuous wave sonic logging | — | 1983-12-06 |
| 4328018 | Method and apparatus for making optical fiber waveguides | — | 1982-05-04 |
| 4235616 | Optical waveguide manufacturing process and article | — | 1980-11-25 |