Hiratsuka, Japan

Toshio Tajima

This inventor holds 1 USPTO granted patent. Top assignees: Nichia Kagaku Kogyo K.k., Sanyo Denki Co., Ltd., Yoiti Minematu. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Tajima. Retrieved from https://idiyas.com/inventor/toshio-tajima-o99bjpfx

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: The Innovations of Toshio Tajima

Introduction

Toshio Tajima is a notable inventor based in Hiratsuka, Japan. He has made significant contributions to the field of polymer testing through his innovative designs. His work primarily focuses on enhancing the efficiency of ultraviolet fluorescent lamps.

Latest Patents

Tajima holds a patent for an "Ultraviolet fluorescent lamp for accelerated exposure test on polymer." This invention features a bulb made of ultraviolet-ray-transmitting glass, which has an absorbance of 1 to 3 at a wavelength of 280 nm. The inner surface of the bulb is coated with a phosphor that amplifies radiant energy by 5 to 17 times for every 5 nm increase in wavelength, specifically within the range of 295 to 310 nm. The lamp achieves a radiant energy peak between 305 to 325 nm, making it highly effective for accelerated artificial testing on polymers.

Career Highlights

Throughout his career, Tajima has worked with various companies, including Sanyo Denki Co., Ltd. His experience in these organizations has contributed to his expertise in developing advanced lighting technologies.

Collaborations

Tajima has collaborated with notable individuals in his field, including Yoiti Minematu and Shigeharu Nakajima. Their joint efforts have furthered the development of innovative solutions in polymer testing.

Conclusion

Toshio Tajima's contributions to the field of ultraviolet fluorescent lamps demonstrate his commitment to innovation and excellence. His patented technology plays a crucial role in advancing polymer testing methodologies.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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