Location History:
- Kokubunji, JP (1985)
- Tokyo, JP (1990 - 1994)
- Hachiohji, JP (1994 - 1996)
- Hachiouji, JP (2000 - 2005)
- Hachioji, JP (1983 - 2010)
Company Filing History:
19 out of 42,485 
6 out of 1,641 
3 out of 3,781 
Years Active: 1983-2010
Title: **Innovations of Hiroshi Shiraishi: Pioneering Semiconductor Patents**
Introduction: Hiroshi Shiraishi, an innovative inventor based in Hachioji, Japan, has made significant contributions to the field of semiconductor technology with a total of 26 patents to his name. His work addresses the challenges posed by the miniaturization of electronic devices, enhancing their performance and efficiency.
Latest Patents: Among his latest inventions, Shiraishi has developed a method for producing electronic devices that tackles the issue of edge roughness in resist patterns. This innovation utilizes super-molecules that are significantly smaller than conventional polymers, allowing for a high concentration of acid catalysts and enabling the formation of patterns with molecular accuracy, especially for dimensions less than 50 nm. Additionally, he has created a photo mask for KrF excimer laser lithography, characterized by high accuracy and reduced defects. This technology employs an aqueous alkali-soluble resin with a strong light shielding property, ensuring efficient absorption of KrF excimer laser light.
Career Highlights: Shiraishi's career has been marked by his tenures at renowned companies such as Hitachi, Ltd. and Hitachi Chemical Company, Ltd. His expertise in semiconductor design and manufacturing processes has positioned him as a leading figure in the industry.
Collaborations: Throughout his career, Shiraishi has collaborated with notable colleagues, including Takashi Hattori and Takumi Ueno. These partnerships have fostered a creative environment that spurred further innovations, contributing to advancements in semiconductor technology.
Conclusion: Hiroshi Shiraishi's valuable contributions through his patents are instrumental in pushing the boundaries of semiconductor design and functionality. His innovative approaches to tackling the challenges of device miniaturization and performance will undoubtedly inspire future advancements in the field.
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.