Location History:
- Kawachi nagano, JP (1998 - 2005)
- Osaka, JP (1992 - 2010)
- Shiga, JP (2013)
Company Filing History:
15 out of 27,375 
2 out of 16,453 
Years Active: 1992-2013
Title: Keizo Nakajima: Innovator in Polymer Heating Elements
Introduction
Keizo Nakajima is a prominent inventor based in Kawachinagano, Japan. He has made significant contributions to the field of heating technology, particularly through his innovative designs of polymer heating elements. With a total of 17 patents to his name, Nakajima has established himself as a key figure in this specialized area of research and development.
Latest Patents
One of Nakajima's latest patents is a polymer heating element that features an electrically insulating base substrate. This invention includes at least a pair of electrodes made of a plurality of thin metal wires formed on the substrate. The polymer resistor, which exhibits PTC characteristics, is not in direct contact with the electrodes. Additionally, conductive layers that include a resin component, a conductor component, and an additive component are in contact with both the electrodes and the polymer resistor. Another notable patent is for a heating element that consists of a base substrate, a pair of electrodes, and a resistor capable of generating heat. This design incorporates a conductive resin, a terminal member, and both hot melt adhesion and cohesion metals. The lead wire is welded to the cohesion metal, and the conductive resin is strategically placed to be affected by the heat of the adhesion metal.
Career Highlights
Throughout his career, Nakajima has worked with notable companies such as Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in the field of heating technology.
Collaborations
Some of Nakajima's coworkers include Tetsuji Kawakami and Takayoshi Ueno. Their collaborative efforts have likely played a role in advancing the technology and applications of polymer heating elements.
Conclusion
Keizo Nakajima's work in the development of polymer heating elements showcases his innovative spirit and technical expertise. His contributions have not only resulted in numerous patents but have also influenced the industry significantly. Nakajima's inventions continue to pave the way for advancements in heating technology.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.