Chih-Jen Hsu has been granted 17 US patents while listed as an inventor at Phison Electronics. The first was granted in 1993 and the most recent in August 2024. Chih-Jen Hsu ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Chih-Jen Hsu in Hengshan, NJ, TW.