FO

Fumiharu Ohta

Sumitomo Electric Industries: 14 patents #1,767 of 21,551Top 9%
Overall (All Time): #358,255 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
D307426 Telephone set Kazumasa Takenaka 1990-04-24
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
D299645 Telephone set Masao Tamura, Satoshi Watanabe 1989-01-31
D299644 Telephone set Masao Tamura, Chuan Ming Hung 1989-01-31
D299228 Integral telephone and answering set Teisuke Kurosu, Kazumasa Takenaka, Masao Tamura, Hung C. Ming, Satoshi Watanabe 1989-01-03
D298934 Desk telephone set Masao Tamura, Satoshi Watanabe 1988-12-13
D298936 Telephone set with display panel and speakerphone Kazumasa Takenaka, Satoshi Watanabe 1988-12-13
D298620 Telephone set Masao Tamura 1988-11-22
D297935 Telephone Teisuke Kurosu, Kazumasa Takenaka 1988-10-04
D285553 Telephone set with automatic dialer and speaker phone Haruo Baba, Teisuke Kurosu, Kazumasa Takenaka, Satoshi Watanabe 1986-09-09
D284467 Telephone answering machine Haruo Baba, Teisuke Kurosu, Kazumasa Takenaka, Satoshi Watanabe 1986-07-01
D279372 Telephone answering machine with handset Haruo Baba, Teisuke Kurosu, Kazumasa Takenaka, Satoshi Watanabe 1985-06-25