This inventor holds 5 USPTO granted patents and 2 published patent applications. Top assignees: Emg Hydraulics, Inc., Hydrotrole Limited, Other. Active years: 1977-1979.
Company Filing History:
2 out of 2 
1 out of 1 
2 out of 834,307 Years Active: 1977-1979
Title: Edward M Greer: Innovator in Hydro-Pneumatic Technology
Introduction
Edward M Greer is a notable inventor based in Beverly Hills, CA (US). He has made significant contributions to the field of hydro-pneumatic technology, holding a total of 5 patents. His innovative designs have enhanced various applications, particularly in the areas of pressure vessels and fishing equipment.
Latest Patents
One of Greer's latest patents is the Hydro-pneumatic flexible bladder accumulator. This invention features a pressure vessel designed with a cylindrical tube shell and a deformable bladder made of resilient material. The bladder is equipped with a port plate and a closure cap, which includes an inner end that can be displaced radially inward. This design incorporates O-rings and integral beads to prevent leakage and ensure effective sealing. Additionally, an anti-extrusion button valve is included, eliminating the need for traditional spring-loaded poppet valve assemblies.
Another notable invention is the fishing rod holder and bite indicator. This device is designed to be driven into the ground and supports a fishing rod at an optimal angle over the water. It features a tubular portion with a slot for the fishing line reel and an electrical indicator unit that alerts the user when a fish bites. The self-contained unit includes batteries and a spring-loaded trigger that activates the indicator when the fishing rod handle is moved.
Career Highlights
Throughout his career, Edward M Greer has worked with various companies, including Emg Hydraulics, Inc. His innovative spirit and technical expertise have allowed him to develop practical solutions that address specific needs in the market.
Collaborations
Greer has collaborated with notable individuals in his field, including Frank Stephen Wyle and Martin R Packer. These partnerships have contributed to the advancement of his inventions and the successful implementation of his ideas.
Conclusion
Edward M Greer is a distinguished inventor whose work in hydro-pneumatic technology has led to significant advancements in both pressure vessels and fishing equipment. His innovative patents reflect his commitment to enhancing functionality and efficiency in various applications.