The grades of 3 Household Durables stocks are better this week, according to the Portfolio Grader database. Every one of these stocks has an “A” (“strong buy”) or “B” overall (“buy”) rating.

This is a strong week for Universal Electronics Inc. (UEIC). The company’s rating climbs to A from the previous week’s B. Universal Electronics Inc. develop wireless control products and audio-video accessories for home entertainment systems. For more information, get Portfolio Grader’s complete analysis of UEIC stock.

LaZBoy Incorporated (LZB) shows solid improvement this week. The company’s rating rises from a C to a B. LaZBoy Incorporated manufactures residential and office upholstered furniture. For more information, get Portfolio Grader’s complete analysis of LZB stock.

This week, Vuzix Corporation (VUZI) pushes up from a C to a B rating. The company also gets A’s in earnings momentum. For more information, get Portfolio Grader’s complete analysis of VUZI stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.