This inventor holds 32 USPTO granted patents and 1 published patent application, plus 2 CIPO patents, primarily in Modular Block Design. Top assignees: Rothbury Investments Limited, Rothbury International Inc., Jagna Ltd.. Active years: 1984-2017.
Location History:
- Ontario, CA (1984)
- Gormley, CA (1986 - 1989)
- Richmond Hill, CA (1988 - 2013)
- Maple, CA (2013 - 2017)
Company Filing History:
12 out of 12 
10 out of 10 
5 out of 6 Years Active: 1984-2017
Areas of Expertise:
Title: Innovations of Angelo Risi in Concrete Block Technology
Introduction
Angelo Risi, based in Richmond Hill, Canada, is a prolific inventor known for his contributions to the field of construction technology. With a remarkable portfolio of 31 patents, Risi has focused on enhancing the efficiency and functionality of segmental retaining walls through innovative concrete designs.
Latest Patents
Risi's latest inventions include a unique wet cast concrete segmental retaining wall block. This innovative block features front and back faces linked by side walls that form a lateral interlock system, ensuring stability when stacked. The design incorporates inwardly beveled side walls and a longitudinal slot on the bottom surface for a secure fit with vertical connectors on select blocks. Another significant invention is the multiple-unit indexing clamp with mating vertically-grooved stacking units. This mechanical scissor clamp revolutionizes the handling of modular segmental retaining wall units, allowing the efficient transport and placement of multiple large blocks at once, utilizing standard construction machinery.
Career Highlights
Risi's career includes pivotal roles in companies such as Rothbury Investments Limited and Rothbury International Inc. His work with these organizations has allowed him to focus on innovative solutions for the construction industry, showcasing his ability to blend practical needs with cutting-edge technology.
Collaborations
Throughout his career, Angelo Risi has collaborated with various talented individuals, including his coworkers Antonio Risi and Tyler Matys. These partnerships have fostered a creative environment conducive to innovation and development in concrete technology.
Conclusion
Angelo Risi’s contributions to the construction sector through his patented inventions demonstrate a commitment to improving building practices. His ability to innovate continuously showcases the importance of creativity in engineering and positions him as a key figure in the advancement of concrete block technology.