Location History:
- El Toro, CA (US) (1989 - 1994)
- Lake Forest, CA (US) (1995 - 1999)
Company Filing History:
22 out of 7,865 
2 out of 5 Years Active: 1989-1999
Title: Masao Yafuso: Innovator Extraordinaire in Cation Sensing and Polysaccharide Activation
Introduction:
In the realm of inventors and innovators, Masao Yafuso is a distinguished figure who has made significant contributions to the fields of cation sensing and polysaccharide activation. With a total of 24 patents to his name, Masao Yafuso's groundbreaking work has paved the way for advancements in these domains.
Latest Patents:
One of Masao Yafuso's recent patents is titled "Cation-sensing composite structure and compounds for use therein." This patent introduces a fluorescent ionophoric compound that incorporates a complexing moiety, such as a cryptand or crown-ether portion, along with a fluorescing moiety, specifically a coumarin portion. The compound demonstrates excellent photostability and can be incorporated into cation-sensing composite structures by means of convenient points of covalent attachment.
Another notable recent patent by Yafuso is the "Process to activate sulfated polysaccharides." This patent presents a novel process for preparing an activated sulfated polysaccharide, allowing it to bind with a nucleophilic agent or an aminated surface in subsequent reactions or processes. The activation process involves several steps, including the formation of a polysaccharide tetraalkylammonium salt and the subsequent formation of an activated sulfated polysaccharide through coupling reagent reactions.
Career Highlights:
Masao Yafuso has a dynamic career that spans across different innovative organizations. He has contributed his expertise to Minnesota Mining and Manufacturing Company (known as 3M) and Cardiovascular Devices, Inc. during his professional journey. Yafuso's collaborations with these forward-thinking companies have played a pivotal role in realizing his innovative ideas and bringing them to market.
Collaborations:
Throughout his career, Masao Yafuso has had the privilege to collaborate with brilliant minds in his field. Notable coworkers include Henry K Hui and William W Miller, who have worked alongside him on various projects. This collaborative approach has undoubtedly added depth and diversity to Yafuso's research and inventions, fueling his passion for innovative solutions.
Conclusion:
Masao Yafuso's achievements in cation sensing and polysaccharide activation are nothing short of remarkable. His inventive mindset has led to the creation of novel compounds and processes that continue to shape these scientific domains. With 24 patents under his belt, Yafuso's impact on advancements in these fields is undeniable. As an inventor and innovator, he has left an indelible mark, inspiring future generations to push the boundaries of scientific exploration and technological progress.