Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653096 | Process challenge device and method | Dennis E. Christensen, Harvey A. Markinson | 2003-11-25 |
| 5942408 | Process challenge device and method | Dennis E. Christensen, Harvey A. Markinson | 1999-08-24 |
| 5661029 | Biological culture growth and observation device | Jim Self, Robert D. Hall | 1997-08-26 |
| 5125919 | Wedge-shaped port for flexible containers | Robert A. Miller, Bradley H. Buchanan | 1992-06-30 |
| 5071686 | Films of polypropylene blends and polyethylene blends and articles made therewith | Roger P. Genske, Yong Joo Kim, Russell P. Gehrke, Richard E. Johnson, Leonard F. Czuba | 1991-12-10 |
| 4778697 | Polymeric films | Roger P. Genske, Yong Joo Kim, Russell P. Gehrke, Richard E. Johnson, Leonard F. Czuba | 1988-10-18 |
| 4692361 | Film laminate with gas barrier for sterile flexible containers | William D. Johnston, Leonard F. Czuba, Yasuhiko Hori, Masanori Nagata, Shigeki Imano | 1987-09-08 |
| 4686125 | Film laminate for sterile flexible containers | William D. Johnston, Leonard F. Czuba | 1987-08-11 |
| 4322465 | Clear, autoclavable, sealed container having good water vapor barrier properties and flex crack resistance | — | 1982-03-30 |
| 4210686 | Multi-layered plastic sheeting having high clarity, strength, and resistance to water vapor transmission | Henry M. Gajewski, Dean Laurin, Paul E. Measells | 1980-07-01 |