Company Filing History:
3 out of 16 
1 out of 4 
1 out of 56 Years Active: 2010-2022
Title: James Ferguson Holtz: Innovator in Stormwater Management Systems
Introduction
James Ferguson Holtz is a notable inventor based in Portland, Oregon, with a focus on innovative solutions for stormwater management. He holds five patents that reflect his commitment to improving environmental sustainability through effective water management systems.
Latest Patents
Holtz's latest patents include a stormwater management system with an internal bypass and a stormwater filtration system with an internal bypass pipe. The first invention provides structures, methods, and assemblies for bioretention systems, including tree box filters that incorporate internal bypass features. This invention aims to manage stormwater flow while inhibiting the entry of pollutants and debris into drainage systems. The second patent describes a vault-shaped enclosure for stormwater management systems, featuring a first compartment with a removable bypass pipe and a filtration cartridge. This design enhances the efficiency of stormwater filtration and pollutant control.
Career Highlights
Throughout his career, Holtz has worked with reputable companies such as Oldcastle Infrastructure, Inc. and Americast, Inc. His experience in these organizations has contributed to his expertise in developing innovative stormwater management solutions.
Collaborations
Holtz has collaborated with professionals like Chris Ryan Demarest and Christopher Ryan Demarest, further enriching his work in the field of stormwater management.
Conclusion
James Ferguson Holtz is a significant figure in the realm of stormwater management, with a proven track record of innovation and collaboration. His contributions through patents and professional partnerships continue to influence the industry positively.