Company Filing History:
12 out of 754 
1 out of 3,081 
1 out of 628 Years Active: 1978-1998
Title: The Innovative Mind of John H Semchena
Introduction
John H Semchena, a brilliant inventor located in Royal Oak, Michigan, has made significant contributions to the field of vehicle safety systems. With a total of 14 patents to his name, he has developed groundbreaking innovations that enhance the safety of vehicle occupants through advanced airbag technology.
Latest Patents
Among his latest patents is an innovative air bag inflator. This device is designed to generate gas necessary for inflating airbags in vehicle occupant safety apparatuses. It comprises gas generating material and multiple filter layers, along with a helical strand that allows gas to flow efficiently while maintaining a high level of filtration. The airbag inflator is engineered for optimal safety and performance.
Another notable invention is the vehicle occupant restraint inflator. This inflator features a container that houses a mixture of gases, including a primary gas for airbag inflation and a combustible gas. Upon activation by an actuator assembly, the combustible gas is ignited, producing a combustion reaction that heats the primary gas as it moves toward the airbag. A combustion arrestor is incorporated to restrict the combustion reaction from entering the container, ensuring safety and efficiency.
Career Highlights
John's career includes notable positions at TRW Vehicle Safety Systems Inc. and TRW Limited. His work at these esteemed companies has enabled him to apply his innovative ideas to the development of cutting-edge vehicle safety products.
Collaborations
Throughout his career, John has collaborated with talented individuals such as Ernst M Faigle and Richard J Thompson. These partnerships have further enriched his experience and contributed to the success of his inventions in the vehicle safety sector.
Conclusion
John H Semchena stands out as a significant figure in automotive safety innovation. His 14 patents reflect his dedication and expertise in developing technologies that save lives. His work continues to shape the future of vehicle occupant safety, making him a key inventor in the industry.