Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D417409 | Gauge body | John Karpowicz, Michael I. Hegedus | 1999-12-07 |
| 5992239 | Gauge | John Karpowicz, Michael I. Hegedus | 1999-11-30 |
| 5879624 | Method and apparatus for collecting and processing blood | John Karpowicz, Sean Kerr, Christopher L. Radl | 1999-03-09 |
| 5409491 | Apparatus and method for shaping bone | John Karpowicz, Sean Kerr, Dana Mears | 1995-04-25 |
| 5403318 | Apparatus and method for shaping bone | John Karpowicz, Sean Kerr | 1995-04-04 |
| 5372593 | Process and apparatus for collecting blood of a patient for autotransfusion | John Karpowicz | 1994-12-13 |
| 5354262 | Apparatus for removal of insoluble fat from blood of a patient | John Karpowicz | 1994-10-11 |
| 5203778 | Process and apparatus for removal of insoluble fat from blood of a patient | John Karpowicz | 1993-04-20 |
| 5133703 | Process and apparatus for collecting blood of a patient for autotransfusion | John Karpowicz, Jeffrey Bence | 1992-07-28 |
| 5120305 | Method and apparatus for delivering or withdrawing fluids | John Karpowicz, David R. Smith, Christopher L. Bove | 1992-06-09 |
| D326155 | Medical fluid connector fitting | John Karpowicz | 1992-05-12 |
| 4995400 | Pneumotach and components therefor | Jay B. Nelson, John Karpowicz | 1991-02-26 |
| 4986175 | Ink stamp apparatus and kit | John Aff | 1991-01-22 |
| 4807641 | Pneumotach and components therefore and combined pulmonary function measuring kit containing the same | Jay B. Nelson, John Karpowicz | 1989-02-28 |
| 4781707 | Process and apparatus for collecting blood from a body cavity for autotransfusion | John Karpowicz | 1988-11-01 |
| 4767417 | Drainage device for collecting liquids from a body cavity | John Karpowicz, Steven T. Sutter | 1988-08-30 |
| D290469 | Ink stamp | John Aff | 1987-06-23 |
| 4572209 | Dynamic braked spirometer | C. Harrison Williams | 1986-02-25 |
| 4346584 | Gas analyzer | — | 1982-08-31 |
| 4231375 | Pulmonary exerciser | John H. Lecky | 1980-11-04 |
| 4182175 | Spirometer | — | 1980-01-08 |
| 4182366 | Positive end expiratory pressure device | — | 1980-01-08 |