資料範圍

專利局公報狀態Start DateEnd Date
US P 2001-03-152023-03-30
G 1976-01-062023-03-21
EP P 1978-12-202023-03-29
G 1980-01-092023-03-29
TW P 2003-05-012023-02-16
G 1974-01-012023-02-21
CN P 1996-01-032023-01-20
G 1985-09-102023-01-20
JP P 2010-01-072023-03-27
G 2010-01-062023-03-27
WO P 1978-10-192023-01-05