The Brewers signed catcher Mike Rivera and first baseman Travis Ishikawa to Minor League contracts and invited them to Spring Training camp.
Rivera, 35, was called up briefly to the Brewers, and appeared in one game, May 20, when he went 2-for-6.
In 61 games with Triple-A Nashville, he batted .238 with seven homers, 10 doubles and 31 RBIs.
Ishikawa, 28, was designated for assignment by the Giants in March and after clearing waivers and hit .251 in 211 at-bats with Triple-A Fresno. He injured his non-throwing shoulder in June playing right field and had surgery that month.
Ishikawa has not played in the big leagues since 2010, when he batted .266 in 116 games for the Giants.
Carrie Muskat is a reporter for MLB.com. She writes a blog, Muskat Ramblings, and you can follow her on Twitter@CarrieMuskat. This story was not subject to the approval of Major League Baseball or its clubs.