Patents by Inventor Peter Wazinski

Peter Wazinski has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for encrypting data of a field device
    Patent number: 12284266
    Abstract: A method for encrypting data of a field device includes steps of generating data using the field device, encrypting the data by the field device using a non-homomorphic encryption method using a first key, transmitting the non-homomorphically encrypted data to a first instance, and storing the non-homomorphically encrypted data in the first instance. The method also includes retrieving part of the non-homomorphically encrypted data stored in the first instance by a second instance, and decrypting the retrieved, non-homomorphically encrypted data using the second instance the first key. Further, the data is encrypted by the second instance using a homomorphic encryption method using a second key, wherein the homomorphically encrypted data is transmitted to the first instance or to a third instance and stored.
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: April 22, 2025
    Assignee: ENDRESS+HAUSER PROCESS SOLUTIONS AG
    Inventors: Peter Wazinski, Ervin Binkert, Sushil Siddesh
  • METHOD FOR ENCRYPTING DATA OF A FIELD DEVICE
    Publication number: 20230179396
    Abstract: A method for encrypting data of a field device includes steps of generating data using the field device, encrypting the data by the field device using a non-homomorphic encryption method using a first key, transmitting the non-homomorphically encrypted data to a first instance, and storing the non-homomorphically encrypted data in the first instance. The method also includes retrieving part of the non-homomorphically encrypted data stored in the first instance by a second instance, and decrypting the retrieved, non-homomorphically encrypted data using the second instance the first key. Further, the data is encrypted by the second instance using a homomorphic encryption method using a second key, wherein the homomorphically encrypted data is transmitted to the first instance or to a third instance and stored.
    Type: Application
    Filed: March 23, 2021
    Publication date: June 8, 2023
    Inventors: Peter Wazinski, Ervin Binkert, Sushil Siddesh