SoftBank Corp. and TOPPAN Holdings Develop Lightweight, Durable Skin for Solar HAPS Aircraft Wings
Skin’s compatibility with stratospheric conditions such as extreme UV rays and ultra-low temperatures makes longer HAPS operations possible TOKYO, April 27, 2026 /PRNewswire/ — SoftBank Corp. (TYO: 9434) (President & CEO: Junichi Miyakawa, “SoftBank”)… Read More »SoftBank Corp. and TOPPAN Holdings Develop Lightweight, Durable Skin for Solar HAPS Aircraft Wings





