DENVER—OtterBox, a manufacturer of cell phone cases, and Colorado Flexible Heaters, a manufacturer of rooftop heating systems, are among several Colorado manufacturers that are reshoring production from China.

TOKYO—Automotive supplier Denso Corp. wants to form a research group with automakers and other suppliers to study driver stress.

HOLLAND, MI—Magna International Inc. is invest $10.1 million to develop and manufacture sunroofs at its assembly plant here. The new line will employ 177 workers.

GRESHAM, OR—Boeing has opened its newly expanded plating and coating facilty here. The aerospace giant invested more than $100 million to expand the facility and has added 350 workers.

BEND, OR—Venus Motors, a manufacturer of custom electric kit cars, is moving into a large assembly plant here.

LYONS, PA—East Penn Manufacturing Co. Inc. is investing $100 million to build a new assembly plant here to make batteries for forklifts and automobiles.

BARRINGTON, NJ—Edmund Optics, a supplier of optical components, is expanding its manufacturing facility here to improve its coating and asphere operations.

DETROIT—In a bid to cut the weight of its cars by up to 340 kilograms by the end of the decade, Ford Motor Co. is testing hoods and other auto body parts made from carbon fiber.

SCAPPOOSE, OR—Oregon Aero is building a $1.5 million assembly plant here to make seats, helmets, headsets and other equipment for planes and pilots.