FO

Fumiharu Ohta

Sumitomo Electric Industries: 6 patents #13 of 1,127Top 2%
Overall (1989): #1,812 of 140,708Top 2%
6
Patents 1989

Issued Patents 1989

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D303665 Telephone set Masao Tamura 1989-09-26
D303390 Telephone set Kazumasa Takenaka 1989-09-12
D302154 Cordless telephone set Satoshi Watanabe 1989-07-11
D299644 Telephone set Masao Tamura, Chuan Ming Hung 1989-01-31
D299645 Telephone set Masao Tamura, Satoshi Watanabe 1989-01-31
D299228 Integral telephone and answering set Teisuke Kurosu, Kazumasa Takenaka, Masao Tamura, Hung C. Ming, Satoshi Watanabe 1989-01-03