Masami Muraoka, based in Toyonaka, Japan, is a notable inventor with a portfolio of 12 patents. Her innovative contributions primarily focus on pharmaceutical developments aimed at addressing various medical conditions.

Latest Patents

Among her recent inventions, Muraoka has developed a quinazolinone derivative that features an optically active form characterized by a general formula involving a phenyl group or a C2-C7 alkyl group. This compound exhibits selective antagonism for the M3 muscarinic receptor, effectively reducing the frequency of bladder contractions, making it beneficial for treating pollakiuria and urinary incontinence.

Another significant invention is the 1,2-dihydro-2-oxo-1,8-naphthyridine derivative. This compound, specifically described as hydrates of a particular formula, presents superior stability compared to its amorphous counterparts, thereby offering improved potential for medicinal applications.

Career Highlights

Masami Muraoka has been associated with prominent companies such as Sumitomo Pharmaceuticals Company Limited and Sumitomo Chemical Company, Limited. Her work in these organizations has facilitated advancements in pharmaceutical research and product development.

Collaborations

In her journey as an inventor, Muraoka collaborated with several esteemed colleagues, including Naohito Ohashi and Koji Morishita. Their teamwork has contributed to the successful development of innovative pharmaceutical solutions.

Conclusion

Masami Muraoka's inventive contributions have significantly impacted the pharmaceutical industry, showcasing her dedication to advancing medical science. With her innovative approaches and collaborative spirit, she continues to inspire future generations of inventors.

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