Company Filing History:
5 out of 2,816 
1 out of 1 Years Active: 1997-1999
Title: Biography of Kiyoshi Nishitani
Introduction: Kiyoshi Nishitani is a notable inventor from Sakai, Japan, recognized for his contributions to the field of optics, particularly in the design and functionality of binoculars. He holds a total of five patents, showcasing his innovative spirit and technical expertise.
Latest Patents: Nishitani's latest patents include advanced designs for binoculars that feature dioptric and focus adjustment mechanisms. One of his inventions is a binocular equipped with a focus adjustment nut linked to the left object lens holder, allowing for precise dioptric adjustments. Another significant patent is for thin adjustable binoculars, which incorporate a movable lens mount that can be adjusted to suit the viewer's eyes, enhancing user comfort and experience.
Career Highlights: Throughout his career, Kiyoshi Nishitani has worked with prominent companies in the optical industry, including Minolta Company, Ltd. and Iiyama-Cosina Co., Ltd. His work has significantly impacted the design and usability of binoculars, making them more accessible and user-friendly.
Collaborations: Nishitani has collaborated with talented individuals in the field, including coworkers Yasumasa Sugihara and Kenji Ishibashi. These collaborations have contributed to the development of innovative optical solutions.
Conclusion: Kiyoshi Nishitani's contributions to the field of optics through his patents and