Company Filing History:
2 out of 21 
2 out of 2 
2 out of 2,510 
Years Active: 1976-1982
Title: Bill H Niemi: Innovator in Blood Pump Technology
Introduction
Bill H Niemi is a notable inventor based in Brooklyn Park, MN (US), recognized for his contributions to medical technology, particularly in blood pump systems. With a total of six patents to his name, Niemi has made significant advancements in the field of blood circulation devices.
Latest Patents
Niemi's latest patents include innovative blood pump systems that utilize roller pumps for efficient blood circulation through flexible tubes. These systems are powered by low voltage D.C. motors, which are controlled by electrical circuits to maintain a predetermined speed. The designs feature optical coupling for speed control and mechanisms to determine and display the blood flow rate digitally. The roller pumps are equipped with an arcuate bearing surface that supports the flexible tube, ensuring optimal performance. Additionally, the systems incorporate safety features such as isolation means to reduce leakage current and protect patients from potential shock hazards.
Career Highlights
Throughout his career, Bill H Niemi has worked with several companies, including Renal Systems, Inc. and Stimulation Technology, Inc. His experience in these organizations has contributed to his expertise in developing advanced medical devices.
Collaborations
Niemi has collaborated with notable professionals in the field, including Louis C Cosentino and John P Silbernagel. Their combined efforts have furthered the development of innovative technologies in blood pump systems.
Conclusion
Bill H Niemi's work in blood pump technology exemplifies his commitment to improving medical devices for better patient care. His patents and collaborations highlight his significant contributions to the field.