Roger R. Rohrdanz is an accomplished inventor based in Huntington Beach, CA (US). He has made significant contributions to the field of fluid collection and testing devices. With a total of 2 patents, his work showcases innovative solutions that address practical challenges in fluid management.

Latest Patents

One of his latest patents is a fluid collection and testing device. This device includes a collection vial with a bottom and an open top, along with an expresser designed for insertion into the vial's open end. The expresser features a ribbed base that allows fluid to pass through, while a support member holds the expresser within the collection vial, maintaining a spaced relationship with the vial bottom. Additionally, a fluid collector with an absorbent member captures fluid and is sized for insertion into the expresser. This absorbent member is compressible against the ribbed base, enabling the release of captured fluid into the vial bottom. A catch mechanism is also included to latch the fluid collector to the expresser, allowing for the simultaneous removal of both components from the collection vial.

Another notable patent is the well plate seal, which further demonstrates his innovative approach to fluid management.

Career Highlights

Roger R. Rohrdanz is currently associated with Varian, Inc., where he continues to develop and refine his inventions. His work has had a significant impact on the industry, particularly in the areas of fluid collection and testing.

Collaborations

Throughout his career, Roger has collaborated with notable colleagues, including Robert Lee Grenz and Robert K. Galloway. These collaborations have contributed to the advancement of his projects and innovations.

Conclusion

Roger R. Rohrdanz is a distinguished inventor whose work in fluid collection and testing devices has led to valuable patents. His contributions continue to influence the field, showcasing the importance of innovation in practical applications.