Eijiro Tazawa

Title: Eijiro Tazawa: Innovator in Data Production and Magnetic Recording Technologies

Introduction

Eijiro Tazawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the fields of data production and magnetic recording technologies. With a total of 2 patents, Tazawa's work has had a meaningful impact on the industry.

Latest Patents

Tazawa's latest patents include a data production method and apparatus that enhances the detection of watermark information on optical discs. This innovative process prevents delays during the setup phase when watermark information is not detected. By limiting the number of retrials and adjusting the weighting of these retrials, the system ensures that watermark information is detected efficiently, thereby facilitating copyright protection.

Another significant patent is the rotary magnetic head cylinder device designed to reduce vibration and improve performance. This apparatus features a stationary cylinder with a guide lead for magnetic tape, which helps define a tape running face. The design includes bulge portions that mitigate shock or vibration as the magnetic tape leaves the head, enhancing the overall functionality of the device.

Career Highlights

Throughout his career, Tazawa has worked with prominent companies such as Hitachi, Ltd. and Hitachi-LG Data Storage, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in data production and magnetic recording technologies.

Collaborations

Tazawa has collaborated with notable coworkers, including Masanori Kochi and Akihiro Nakajima. Their combined expertise has contributed to the advancement of technologies in their respective fields.

Conclusion

Eijiro Tazawa's contributions to data production and magnetic recording technologies highlight his innovative spirit and dedication to advancing these fields. His patents reflect a commitment to improving efficiency and functionality in technology.