Hirotada Ando

Title: Hirotada Ando - Innovator in Protein Fiber Technology

Introduction: Hirotada Ando is an accomplished inventor based in Kariya-shi, Aichi, Japan. He is currently associated with Spiber Inc., a company known for its innovative approaches to protein-based materials. Although he has not yet been granted any patents, his work in the field of artificial structural protein fibers is noteworthy.

Latest Patent Applications: Hirotada Ando has submitted several significant patent applications. One of his latest applications is titled "Method for Manufacturing Artificially-Structured Protein Fiber." The objective of this invention is to provide a method for producing an artificial structural protein fiber that has a small diameter and a stress equal to or higher than that of existing materials. This method involves a wet spinning technique, which includes a coagulation step where a spinning dope containing an artificial structural protein and an organic solvent is discharged into a coagulation liquid. The process ensures that the bath draft in the coagulation step is more than 0.4 and 20 or less.

Another notable application is for a "Recombinant-Structure Protein Multifilament and Method for Manufacturing Same." This invention aims to produce a modified fibroin multifilament that excels in productivity. The multifilament contains modified fibroin and consists of 100 or more constituent single yarns. It also features a coefficient of variation in elastic modulus and strength of 15% or less, and a coefficient of variation in elongation of less than 33%.

Conclusion: Hirotada Ando is making significant strides in the field of protein fiber technology through his innovative patent applications. His work at Spiber Inc. showcases his commitment to advancing materials science, particularly in the development of artificial structural protein fibers.