Patent assignee · JP · COMPANY

Spiber Inc.

33Patents
31Active
33Granted
54Portfolio score

Filing activity: Jan 29, 2009 → Jun 9, 2020 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US9051453B2 Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same Emerging Cross-Sectional Technologies 14 Active
US9689089B2 Solution-dyed protein fiber and method for producing same Textiles; Paper 5 Active
US10975206B2 Polar solvent solution and production method thereof Chemistry; Metallurgy 2 Active
US11142553B2 Protein composition, method for producing same and method for improving heat stability Human Necessities 1 Active
US10899792B2 Production method for insoluble recombinant protein aggregate Chemistry; Metallurgy 1 Active
US10752660B2 Fibroin-like protein production method Chemistry; Metallurgy 1 Active
US9926348B2 Method for producing fibroin-like protein Chemistry; Metallurgy 1 Active
US10329332B2 Spider silk protein film, and method for producing same Chemistry; Metallurgy 0 Active
US12195883B2 Modified fibroin fibers Textiles; Paper 0 Active
US11174572B2 Composite molding composition including fibroin-like protein, and method for producing composite molding composition Textiles; Paper 0 Active
US11306126B2 Spider silk protein film, and method for producing same Chemistry; Metallurgy 0 Active
US12018056B2 Highly contracted synthetic fibroin fiber, production method therefor, and method for contracting synthetic fibroin fiber Textiles; Paper 0 Active
US11286286B2 Method and device for manufacturing protein fiber Textiles; Paper 0 Active
US11692015B2 Modified fibroin Textiles; Paper 0 Active
US9732125B2 Polypeptide particle and method for producing same Chemistry; Metallurgy 0 Active
US12319718B2 Modified fibroin Chemistry; Metallurgy 0 Active
US12428454B2 Water-absorbing and quick-drying property-imparting agent, and method for imparting water-absorbing and quick-drying properties Chemistry; Metallurgy 0 Active
US9023142B2 Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same General 0 Revoked
US10065997B2 Polypeptide porous body and method for producing same Chemistry; Metallurgy 0 Active
US11117937B2 Method for producing fibroin-like protein Textiles; Paper 0 Active
US9968682B2 Polypeptide hydrogel and method for producing same Human Necessities 0 Active
US8691581B2 Method of making DNA tag Physics 0 Active
US12084574B2 Flexible polyurethane foam, automobile seat pad, and flexible polyurethane foam production method Chemistry; Metallurgy 0 Active
US12163259B2 Protein spun yarn manufacturing method Textiles; Paper 0 Active
US9617315B2 Artificial polypeptide fiber and method for producing the same Textiles; Paper 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.