HB

Hidetsuyo Baba

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,641,265 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5828167 Color cathode ray tube with a dynamic convergence device and color display system employing same Hiroshi Jitsukata, Soichi Sakurai, Hiroshi Yoshioka, Yoshio Sato, Hiroshi Sasaki 1998-10-27
4733124 Cathode structure for magnetron Tomokatsu Oguro 1988-03-22
4684845 Magnetron cathode assembly with grooved insulating spacer Mamoru Tsuzurahara, Seiji Kitakaze 1987-08-04