Company Filing History:

14 out of 1,112

Hitachi Maxell, Limited

patents

where one patent can have more than one assignee

Years Active: 1989-2004

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6688789 - Fluorescent substance, fluorescent composition, fluorescent mark carrier and optical reader therefor (2004-02-10),

2. 6471887 - Neodymium, ytterbium and/or erbium containing organic fluorescent compositions (2002-10-29),

3. 6458294 - Fluorescent ink compositions (2002-10-01),

4. 6436314 - Particulate fluorescent substance (2002-08-20),

5. 6303929 - Fluorescent substance, fluorescent composition, fluorescent mark carrier and optical reader therefor (2001-10-16),

6. 5932139 - Fluorescent substance, fluorescent composition, fluorescent mark carrier (1999-08-03),

7. 5747823 - Two-dimensional code mark detecting method and apparatus therefor (1998-05-05),

8. 5668363 - Optical reading apparatus for reading latent image mark (1997-09-16),

9. 5611958 - Infrared phosphor and material having latent images and optical reading (1997-03-18),

10. 5608225 - Fluorescent detecting apparatus and method (1997-03-04),

11. 5463212 - Latent image forming member and method of manufacturing, latent image (1995-10-31),

12. 5366252 - Infrared-absorbing mark printed matter (1994-11-22),

13. 5210411 - Detection mark and method and apparatus for detecting mark (1993-05-11),

14. 4864542 - Memory cartridge having stored data protecting function and memory (1989-09-05),

Title: Innovations and Contributions of Toshio Oshima

Introduction

Toshio Oshima is an esteemed inventor based in Osaka, Japan, known for his significant contributions to the field of optical technologies. With a remarkable portfolio of 14 patents, he has made notable advancements in fluorescent materials and optical readers.

Latest Patents

Among his latest patents, Oshima has introduced innovative solutions such as a fluorescent substance, fluorescent composition, fluorescent mark carrier, and an optical reader. His patented inked ribbon features a tape-like carrier that is coated with a fluorescent composition containing an optical active element, specifically Neodymium (Nd) and Ytterbium (Yb). This composition also includes oxides of Molybdenum (Mo) or Tungsten (W) along with alkaline earth metals, carefully dispersed within an organic binder made from a mixture of wax and resin. The fluorescent substance boasts an average particle size of no more than 1 micron, showcasing Oshima's dedication to enhancing the performance of optical technologies.

Career Highlights

Oshima has played a pivotal role in some renowned companies, including Hitachi Maxell, Limited and Maxell Seiki, Ltd., where he contributed to the development of cutting-edge technologies and products. His wealth of experience and expertise has made him a respected figure in the industry.

Collaborations

Throughout his career, Toshio Oshima has collaborated with talented individuals such as Yukinori Yamada and Shoji Saibara. These partnerships have likely fostered an environment of creativity and innovation, further enriching his work and contributions to the field.

Conclusion

In conclusion, Toshio Oshima stands out as a prominent inventor whose work has significantly impacted optical technology through his innovative patents and collaborations. His dedication to research and development continues to inspire advancements in the industry, marking him as a key figure in the evolution of fluorescent materials and optical devices.

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