This inventor holds 1 USPTO granted patent. Top assignee: Eisai Company, Limited. Active years: 1990.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1990
Title: Kiyohiko Uchikawa and His Patent on Cephem Derivative Crystals.
Introduction
Kiyohiko Uchikawa is an inventor associated with Ibaraki, Japan. His listed patent work concerns crystals of a cephem derivative, and he is associated with Eisai Company, Limited.
Latest Patents
Uchikawa is credited with 1 patent. The patent, “Cephem Derivative Crystals,” describes crystals of 7β-[(Z)-2-(5-amino-1,2,4-thiadiazol-3-yl)-2-methoxyiminoacetamido]-3-(4-carbamoyl-1-quinuclidinio)methyl-3-cephem-4-carboxylate. It identifies the crystals by characteristic X-ray diffraction intensities at specified d-spacings.
Career Highlights
The available information connects Uchikawa’s patent activity with Eisai Company, Limited. The patent’s focus on crystal characteristics reflects an invention in pharmaceutical chemistry and materials characterization.
Collaborations
Tadashi Sato and Yasuo Ishibashi are listed as Uchikawa’s coworkers. The provided information does not specify their roles in the patent or the nature of their collaboration.
Conclusion
Kiyohiko Uchikawa’s recorded invention concerns the identification of cephem derivative crystals through X-ray diffraction, linking his patent work to pharmaceutical research at Eisai Company, Limited.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile