Toshimitsu Umezawa

KT Kabushiki Kaisha Toshiba: 1 patents #376 of 1,409Top 30%

📍 Kazo, JP: #1 of 8 inventorsTop 15%

Overall (1989): #47,883 of 140,708Top 35%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4811100	Picture-quality correction circuit	—	1989-03-07