This inventor holds 7 USPTO granted patents and 2 published patent applications. Top assignees: Macdermid, Incorporated, Other. Active years: 1988-2003.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Ramat Gal, IL (1994)
- Ramat Gan, IL (1988 - 1997)
- Kirya Krinizi, Ramat Gan, IL (2003)
Company Filing History:

Years Active: 1988-2003
Title: The Innovative Journey of John J. Grunwald
Introduction: John J. Grunwald, an accomplished inventor based in Ramat-Gan, Israel, has made significant contributions to the field of technology and materials science. With a remarkable portfolio of seven patents, Grunwald is particularly noted for his innovative approaches in the production of resist patterns crucial for printed circuit board (PCB) fabrication.
Latest Patents: Among his latest innovations is a patented process for direct imaging to form resist patterns on surfaces, especially relevant in manufacturing printed plates. This process employs thermo-resists instead of traditional photoresists, introducing a novel method where a film of thermo-resist composition is applied to a substrate. By using a focused heat source, such as a thermal laser, Grunwald's technique facilitates localized thermally-induced chemical transformations, enabling the direct production of resist patterns or creating developable latent images. This advancement is vital for enhancing the precision and efficiency in PCB manufacturing.
Career Highlights: Throughout his career, John Grunwald has worked with several noteworthy companies, including MacDermid Incorporated. His expertise in resist technologies has made him a key figure in the development of processes that streamline the fabrication of electronic components.
Collaborations: Grunwald's innovative journey has also been enriched through collaborations with esteemed colleagues such as Bryan Whitmore and Shulamit Hirsh. These professional relationships have allowed for the exchange of ideas and expertise, fostering advancements in their shared fields.
Conclusion: John J. Grunwald stands out as a pivotal inventor whose contributions to the field of material sciences and PCB fabrication continue to have a lasting impact. With a focus on innovative processes that utilize advanced thermo-resists, he exemplifies the spirit of innovation that drives technological progress.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile