Hisao Fujinuma

Title: Hisao Fujinuma: Innovator in Lens Measurement Technology

Introduction

Hisao Fujinuma is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of lens measurement technology, holding a total of 3 patents. His work has been instrumental in advancing the precision and efficiency of lens manufacturing processes.

Latest Patents

Fujinuma's latest patents include a lens shape measuring apparatus. This innovative device comprises lens rotating shafts for rotatably holding an uncut lens, a feeler that is disposed in contact with a working locus of the front or rear surface of the lens, and a calculation/control circuit. The circuit detects differences in surface level of the lens based on data measured by the feeler and controls the contact of the feeler with the lens. This technology enhances the accuracy of lens shaping, which is crucial in the optical industry.

Career Highlights

Hisao Fujinuma is currently associated with Kabushiki Kaisha Topcon, a leading company in the field of optical and measurement technology. His role at Topcon has allowed him to focus on developing innovative solutions that address the challenges faced in lens manufacturing.

Collaborations

Fujinuma has collaborated with notable colleagues such as Ikuo Kitao and Yoshiyuki Hatano. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Hisao Fujinuma's contributions to lens measurement technology exemplify the impact of innovation in the optical industry. His patents and collaborative efforts continue to shape the future of lens manufacturing, ensuring higher precision and quality in optical products.