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Fumio Toyoda — 4 Patents

Hitachi: 3 patents #10,718 of 28,497Top 40%
HHHitachi High-Technologies: 1 patents #1,617 of 1,917Top 85%
Koganei, JP: #162 of 449 inventorsTop 40%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Fumio Toyoda has been granted 4 US patents while listed as an inventor at Hitachi. The first was granted in 1983 and the most recent in June 2006. Fumio Toyoda ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Fumio Toyoda in Koganei, JP.

Patents per Year

Patents granted per year, 1983 to 2006Bar chart with a peak of 1 patents in 1983.peak 11983: 1 patents19831985: 1 patents19851987: 1 patents19872006: 1 patents2006

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D522391 Time of flight mass spectrometer Mitsuru Onuma, Takuya Akashi, Masaru Tomioka, Yasushi Terui 2006-06-06
D291571 Video camera Yukio Kuroiwa, Noboru Chiba, Katsuya Hamamoto 1987-08-25
D281684 Combined video tape recorder and video camera Hideyo Hyuga, Yukinobu Ichikawa, Yukio Kuroiwa, Shigeki Masatsugu 1985-12-10
D270154 Video disk player Mitsuru Ohnuma, Kazuyuki Tsuburaya 1983-08-16

Frequent Collaborators

Yukio Kuroiwa2 shared
Katsuya Hamamoto1 shared
Mitsuru Ohnuma1 shared
Yasushi Terui1 shared
Noboru Chiba1 shared
Shigeki Masatsugu1 shared

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