This inventor holds 9 USPTO granted patents and 1 published patent application. Top assignees: Domain Industries, Inc., Nordson Corporation, Other. Active years: 1977-1995.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
4 out of 6 
3 out of 1,742 
2 out of 834,570 Years Active: 1977-1995
Title: The Innovative Contributions of John J Grevich
Introduction
John J Grevich is a notable inventor based in Star Prairie, Wisconsin, with a remarkable portfolio of nine patents. His inventions reflect a commitment to solving practical problems and enhancing everyday life through innovative design.
Latest Patents
One of Grevich's latest patents is the "Wheeled Support for Slip-in Camper." This invention provides a wheeled trailer support device designed for use with a slip-in camper that attaches to the box of a pickup truck. It allows users to utilize an extended-length slip-in camper with a standard-sized truck bed. The design features a platform with an engagement face that slides along a friction plate mounted to the camper's underside. This innovation ensures that the trailer can navigate curved roads while supporting the camper's extended length, minimizing wear on the trailer and its tires.
Another significant invention is the "Crusher and Separator for Cans and Bottles." This device features stationary and oscillating tooth jaw plates that converge to crush glass and metal containers. The crushed materials are then directed into a discharge chute, with a glass discharging port that leads to a collecting barrel. The design includes a separating wheel that propels aluminum cans while magnetic belts carry steel containers until they are appropriately sorted.
Career Highlights
Throughout his career, Grevich has worked with several companies, including Domain Industries, Inc. and Nordson Corporation. His experience in these organizations has contributed to his innovative mindset and ability to develop practical solutions.
Collaborations
Grevich has collaborated with notable coworkers such as Stanley D Denker and John J Gardetto, further enriching his professional journey and fostering a collaborative environment for innovation.
Conclusion
John J Grevich's contributions to the field of invention demonstrate his dedication to improving functionality and efficiency in everyday products. His innovative designs continue to impact various industries, showcasing the importance of creativity in problem-solving.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile