Location History:
- Tokyo, JP (1994 - 2002)
- Macungie, PA (US) (2003 - 2007)
- Allentown, PA (US) (2005 - 2007)
Company Filing History:
13 out of 8,902 
1 out of 164,244 
Years Active: 1994-2007
Title: Innovations of Tomoko Ohtsuki: A Pioneer in Ultraviolet Laser Technology
Introduction
Tomoko Ohtsuki, a talented inventor based in Macungie, PA, has made significant contributions to the field of laser technology. With a total of 14 patents to her name, she is recognized for her innovative approaches and advanced inventions that enhance laser applications. Her work primarily focuses on ultraviolet laser apparatus and exposure systems, leading to advancements in various industrial and technological applications.
Latest Patents
Ohtsuki's latest patents showcase her ingenuity and expertise in laser technology. One of her notable inventions is the “Ultraviolet Laser Apparatus and Exposure Apparatus Using Same.” This laser apparatus includes a laser generating portion that produces pulse light with a single wavelength ranging from the infrared band to the visible band. It features an optical amplifier connected to the laser generating portion, which utilizes multiple fiber optical amplifiers to enhance the pulse light. Additionally, the apparatus contains a wavelength converting portion comprised of cylindrical lenses and non-linear optical crystals that convert the amplified pulse light into ultraviolet light.
Another significant patent is the “Exposure Apparatus with Laser Device.” This invention integrates a laser light generation section, an optical amplification section, a wavelength conversion section, and a suppressing section. The laser light generation section features a single wavelength oscillatory laser that generates pulsed light within a wavelength range of approximately 1.51 to 1.59 µm. The optical amplification section is designed with an optical fiber amplifier for enhancing the pulsed light, while the wavelength conversion section employs a nonlinear optical crystal for converting the amplified light into ultraviolet light. The suppressing section works to limit the wavelength width expansion caused by non-linear effects in the optical elements.
Career Highlights
Throughout her professional journey, Tomoko Ohtsuki has worked with prestigious companies such as Nikon Corporation and IBM. Her experience in these renowned organizations has equipped her with the skills and knowledge necessary to develop groundbreaking laser technologies and contribute to various projects in the field.
Collaborations
Ohtsuki has collaborated with distinguished professionals in the industry, including Soichi Owa and Niichi Atsumi. These partnerships have enabled her to enhance her research and foster innovative ideas that have real-world applications.
Conclusion
Tomoko Ohtsuki stands out as a prominent figure in laser technology, with a notable track record of patents and innovations. Her work continues to have a lasting impact, pushing the boundaries of what is possible within the realm of ultraviolet laser applications. As she progresses in her career, her contributions are sure to inspire future developments in the field of laser technology.