Location History:
- Yokohama, JP (1990)
- Tokyo, JP (1994)
Company Filing History:
2 out of 2,636 
1 out of 82 
Years Active: 1990-1994
Title: The Innovative Journey of Izumi Kosuga: A Pioneer from Tokyo
Introduction: Izumi Kosuga is a prominent inventor based in Tokyo, Japan. With two patents to her name, she has made significant contributions to the field of electronics and materials science, showcasing her innovative spirit and expertise. Her work demonstrates a profound understanding of the intricate relationships between technology and manufacturing processes.
Latest Patents: Among her latest patents, Kosuga has developed a solder-coated printed circuit board and a method of manufacturing the same. This innovation involves forming a plurality of pads on a circuit board body at a pitch of 0.5 mm or less. The unique configuration of these pads is characterized by a specific dimensional relationship where the projecting height H of the pad from the board body surface and the width W of the pad satisfy the relation 2H < W. Furthermore, the pad array features pads at the ends which are wider than those in between, ensuring that the width W and pad-to-pad distance D comply with the condition W > D. This patent also details a solder layer formed through a substitution reaction involving metal powders and salts, enhancing the performance of the circuit board.
In addition, she has filed a patent concerning pellets for making electromagnetic wave shielding material. This innovative approach contributes to the advancement of material science within electronic applications.
Career Highlights: Throughout her career, Kosuga has been associated with reputable companies such as Furukawa Electric Co., Ltd. and Harima Chemicals, Incorporated. Her experience in these organizations has provided her with a solid foundation in both engineering principles and innovative manufacturing techniques.
Collaborations: Collaboration is key in the world of invention, and Kosuga has worked alongside renowned colleagues such as Kenichi Fuse and Takao Fukunaga. These partnerships have fostered creativity and led to advancements in their respective fields, enriching the innovative landscape in which they operate.
Conclusion: Izumi Kosuga's contributions to innovation through her patents reflect her dedication to advancing technology. With a focus on electronic components and materials, her work continues to influence the industry and paves the way for future advancements. As an inventor based in Tokyo, Kosuga stands as a testament to the power of creativity and collaboration in fostering innovation.