Location History:
- Futagami-machi, JP (2009)
- Takaoka, JP (2011)
- Toyama, JP (2013)
Company Filing History:
3 out of 19 
2 out of 10 
1 out of 1 Years Active: 2009-2013
Title: **Innovations of Takashi Onaga: Pioneering Microproduct Production**
Introduction
Takashi Onaga is a notable inventor located in Toyama, Japan. With a total of three patents to his name, he has made significant contributions to the field of microproduct manufacturing. His innovative approaches combine advanced materials and precise engineering to create cutting-edge solutions.
Latest Patents
Among his latest patents, Takashi Onaga developed a groundbreaking **Method of Producing a Microproduct**. This method involves providing a resin composition that includes 30 to 90 wt % of a polypropylene-based resin and 10 to 70 wt % of a hydrogenated derivative of a block copolymer. The process requires attaching a silicon stamper to a mold cavity of an injection molding machine, utilizing micromachined features formed by etching a silicon plate. By injecting the resin composition into the mold cavity, the process enables the precise transfer of micromachined features, resulting in a molded surface with intricacies that range from 0.3 to 200 µm deep or tall and 0.3 to 100 µm wide.
Another significant patent by Onaga is for a **Bonded Structure**. This innovation involves bonding a first structure and a second structure at opposed bonding surfaces, creating microstructures. At least one of the structures comprises a resin composition made of a polypropylene resin and a hydrogenated derivative of a block copolymer. The bonding surfaces are sealed by heating a silane compound mixed with the hydrogenated derivative, ensuring durability and structural integrity.
Career Highlights
Takashi Onaga has worked with reputable companies, including Toyama Prefecture and Richell Corporation, where he enhanced his expertise in microproduct technology. His professional journey is marked by a commitment to innovation and excellent engineering practices.
Collaborations
Throughout his career, Onaga has collaborated with talented individuals such as Kazuyuki Yamashita and Mieko Omotani. These collaborations have played a crucial role in advancing his work and bringing innovative products to market.
Conclusion
Takashi Onaga is a prominent figure in the field of microproduct manufacturing. His inventive patents, alongside his professional collaborations, showcase his dedication to pushing the boundaries of technology and materials science. His work is anticipated to inspire future innovations in the industry.
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.