This inventor holds 2 USPTO granted patents. Top assignee: Bayer Aktiengesellschaft. Active years: 1990-1998.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1990-1998
Title: The Innovations of Hans-Joachim Laakmann
Introduction
Hans-Joachim Laakmann is a notable inventor based in Leichlingen, Germany. He has made significant contributions to the field of chemistry, particularly in the development of processes for the preparation of various chemical compounds. With a total of 2 patents to his name, Laakmann's work has had a meaningful impact on the industry.
Latest Patents
Laakmann's latest patents include a process for the preparation of aromatic methoxycarboxylic acid methyl esters. This innovative method improves yield, purity, and simplicity in the preparation process. It involves the methylation of aromatic hydroxycarboxylic acids with dimethyl sulfate in the presence of water and a base. The procedure ensures that the water, base, and aromatic hydroxycarboxylic acid are introduced into the reaction vessel first, followed by the controlled addition of dimethyl sulfate. The pH of the reaction mixture is carefully monitored throughout the process.
Another significant patent by Laakmann is for a method of simultaneous classification and regulated, continuous discharge of particulate material from fluidized bed reactors. This process allows for the continuous removal of material by passing it through a narrower zone where a gas stream flows counter-current to the material, maintaining pressure above that of the fluidized zone.
Career Highlights
Laakmann is currently associated with Bayer Aktiengesellschaft, a leading global company in the pharmaceutical and life sciences sector. His work at Bayer has allowed him to further his research and development efforts in chemical processes.
Collaborations
Throughout his career, Laakmann has collaborated with esteemed colleagues such as Karl-Heinz Kreutzer and Viktor Trescher. These partnerships have contributed to the advancement of his innovative projects and patents.
Conclusion
Hans-Joachim Laakmann's contributions to the field of chemistry through his patents and innovative processes highlight his role as a significant inventor. His work continues to influence the industry and pave the way for future advancements.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile