YI

Yukinori Isoya

AK Aisan Kogyo Kabushiki Kaisha: 3 patents #173 of 642Top 30%
AC Aisan Industry Co.: 2 patents #23 of 109Top 25%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
Overall (All Time): #1,065,505 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4562012 Variable venturi type carburetor Mitsuyoshi Teramura, Masatami Takimoto, Norihiko Nakamura, Takaaki Itoh, Takashi Katou 1985-12-31
4505250 Variable venturi carburetor Toshikatsu Hada 1985-03-19
4500476 Variable venturi type carburetor Mitsuyoshi Teramura, Masatami Takimoto, Norihiko Nakamura, Takaaki Itoh, Takashi Katou 1985-02-19
4472322 Variable venturi carburetor 1984-09-18
4465643 Variable venturi carburetor 1984-08-14