Otsuka Pharmaceutical Company, Limited

Anuj Patel

Hooman Hafezi

Patricia Johnson

Raymond H Schmidt

Kosuke Iwai

Kevin K Cheng

Ai Ling Ching

Kevin Cheng

Improved ingestible event markers are provided. Aspects of the markers may include the presence of a matrix layer that includes a binder and source of an electron acceptor. Alternatively or in addition to the matrix layer, aspects of the markers may include a large surface area electrode having a surface area that exceeds the surface area of the circuitry of the marker. Aspects further include methods of making and using the ingestible event markers.

Enhanced ingestible event indicators and methods for making and using the same

An ingestible compositions includes a first polymer layer, an adhesive layer associated with the first polymer layer, where the adhesive layer includes an adhesive material and is configured to releasably adhere to the first polymer layer, an alginate layer adhered to the adhesive layer, and a second polymer layer associated with the alginate layer and configured to releasably adhere to the alginate layer. Aspects further include methods of making and using the compositions.

Alginate on adhesive bilayer laminate film

Growing community of inventors

San Francisco, CA, United States of America

Anuj Patel