Location History:
- Ibaragi, JP (1991 - 1992)
- Ibaraki, JP (1992)
Company Filing History:
3 out of 9 
1 out of 1 Years Active: 1991-1992
Title: Mikihiko Yoshida: Innovator in Welding and Nail Removal Technologies
Introduction
Mikihiko Yoshida is a notable inventor based in Ibaragi, Japan. He has made significant contributions to the fields of welding and nail removal, holding a total of 3 patents. His innovative designs reflect a commitment to enhancing efficiency and functionality in everyday tools.
Latest Patents
One of Yoshida's latest inventions is a nail remover that features a tool head with a guide bore extending linearly through the head. This design includes a push-rod that can be slidably mounted within the guide bore, allowing for easy nail removal. The tapered peripheral wall of the guide bore facilitates the introduction of nails, ensuring a smooth operation. The push-rod is driven towards an extended position to effectively drive the nail out of materials like plywood.
Another significant patent is a reusable stud welding ferrule containing boron nitride. This welding accessory includes an arc shield designed to protect the weld from external air during the welding process. The arc shield is made from a ceramic material that contains at least 40 weight % of boron nitride, which enhances the quality of the weld. Various composites of boron nitride with other materials, such as silicon nitride and alumina nitride, can also be utilized in the design.
Career Highlights
Throughout his career, Mikihiko Yoshida has worked with reputable companies, including Okabe Company, Inc. and Iwai Industry Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative solutions in his field.
Collaborations
Yoshida has collaborated with notable coworkers such as Hiroaki Yamada and Hideo Iwai. These partnerships have likely played a role in the successful development of his inventions.
Conclusion
Mikihiko Yoshida's contributions to the fields of welding and nail removal demonstrate his innovative spirit and dedication to improving practical tools. His patents reflect a blend of creativity and technical expertise that continues to influence these industries.