Location History:
- Kanagawa-ken, JP (1997 - 2000)
- Yokohama, JP (1987 - 2007)
- Chigasaki, JP (1999 - 2008)
Company Filing History:
11 out of 42,485 
3 out of 382 
2 out of 32 
Years Active: 1987-2008
Title: The Innovations of Yasuo Ohtsuka: A Pioneer in Display Technology and Antiallergic Agents
Introduction: Yasuo Ohtsuka, a distinguished inventor from Chigasaki, Japan, holds an impressive portfolio of 17 patents. His contributions span across display technologies and pharmaceuticals, showcasing his versatility and ingenuity in the field of invention.
Latest Patents: Among his recent innovations, two notable patents stand out. The first is for a display device and display optical system unit, which includes a unique apparatus featuring a light source and a partition wall that segments the interior into an enclosing space containing multiple optical elements. This design enhances functionality by incorporating a color separator and a reflecting type light valve to form and project images onto external screens, alongside innovative cooling mechanisms for improved efficiency. The second patent involves tricyclic triazolobenzazepine derivatives, designed as antiallergic agents. These compounds, presented in the form of prodrugs, exhibit remarkable bioavailability and are represented by specific formulae that allow for varied chemical modifications.
Career Highlights: Ohtsuka has made significant strides in his career, contributing his expertise to prominent companies such as Hitachi, Ltd. and Meiji Seika Kaisha, Ltd. His work has not only advanced commercial products but has also paved the way for further research in both display technology and pharmaceuticals.
Collaborations: Throughout his career, Yasuo Ohtsuka has worked alongside notable colleagues, including Mikio Shiraishi and Kenji Fuse. These collaborations have enriched his projects, resulting in innovative solutions that merge technological advancements with practical applications.
Conclusion: Yasuo Ohtsuka's contributions to the fields of display technology and pharmaceuticals underscore his status as a leading inventor. With a solid foundation of patents and a history of impactful collaborations, he continues to influence the technological landscape, driving forward innovation and improving lives through his inventions.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.