Patents

Inventor names are listed in inverted form with periods and spaces with an ampersand before final author's name.
Surname, First Initial. Middle Initial., qualifier if applicable.

General Format:
Inventor1, Inventor2, et al. (Year Patent Issued). Title of patent (U.S. Patent No. (number retains commas)) U.S. Patent and Trademark Office. URL

Example:
Batarseh, I, Haddad, G, Oreifej, R. & Al-Haddad, R. (2013). Interactive electronic book operating systems and methods (U.S. Patent No. 8,352,876). U.S. Patent and Trademark Office. https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/8352876

Inventor names are listed in inverted form with periods and spaces:
Surname, First Initial. Middle Initial., qualifier if applicable.

General Format:
Inventor1; Inventor2; …; Inventor 10; et al. Title of patent. Patent or application number (preceded by the country code and followed by the kind code), document publication year.

ACS example:
Batarseh, I; Haddad, G; Oreifej, R.; Al-Haddad, R. Interactive electronic book operating systems and methods. US 8352876, 2013.

Source: ACS Guide to Scholarly Communication, Section 4.3.5.5 Patents

Inventor Names are listed in order with periods and spaces for first and middle names.
First Initial. Middle Initial. Surname.

General Format:
Inventor1, Inventor2, et al., “Title of patent,” U.S. Patent number (number does not retain commas but keeps spacing), Publication date (Mon. DD, YYYY).

Example:

I. Batarseh, G. Haddad, R. Oreifej, R. Al-Haddad, "Interactive electronic book operating systems and methods," U.S. Patent 8352876, Jan. 8, 2013.

Source: IEEE Style for References: Appendix