Location History:
- Itami, JP (1991)
- Hino, JP (1999 - 2006)
- Kanagawa, JP (2009)
- Shinagawa-ku, JP (2010)
- Akishima, JP (1996 - 2013)
- Tokyo, JP (2000 - 2013)
Company Filing History:
9 out of 2,528 
8 out of 3,106 
5 out of 16,042 
Years Active: 1991-2013
Title: The Innovations of Takashi Igarashi
Introduction
Takashi Igarashi is a prominent inventor based in Tokyo, Japan, renowned for his innovative contributions to lens machining technologies. With an impressive portfolio of 25 patents, Igarashi has established himself as a leading figure in the field, developing advanced tools and methods that enhance precision and efficiency in eyeglass lens production.
Latest Patents
Among his recent inventions, Igarashi has designed a lens machining apparatus that successfully integrates various machining processes, enabling high-precision production of eyeglass lenses. This apparatus features a lens holding unit that secures and rotates the lens, a cutter for shaping the lens circumferential surface, and an end mill that fabricates grooves and chamfers edges. Additionally, he developed a lens measurement unit that accurately assesses the shape and position of the lens during manufacturing.
Igarashi has also created a calibration jig and a system for measuring the shape of spectacle frames. This innovation allows for three-dimensional calibration of measurement errors in spectacle frame shape measuring apparatuses, significantly improving the accuracy of glasses fitting by ensuring proper engagement of lenses within the frame rims.
Career Highlights
Igarashi's career includes significant tenures at major companies, specifically Hoya Corporation and Konica Corporation. His work in these organizations has played a vital role in advancing optics and lens technologies. His inventive spirit and technical expertise have contributed to breakthroughs that enhance consumer eyewear products.
Collaborations
Throughout his career, Igarashi has collaborated with other notable inventors, including Shuichi Sato and Michio Arai. These partnerships have fostered a dynamic environment for innovation, leading to several successful projects and patented technologies that push the boundaries of lens manufacturing.
Conclusion
Takashi Igarashi's inventive contributions have significantly influenced the lens and optical industry. His commitment to innovation and collaboration has led to the development of advanced technologies that ensure high-quality eyewear. As he continues to explore new ideas and refine existing technologies, Igarashi remains a key figure in the evolution of lens machining innovations.
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.