MK

Masaki Katsura

TO Toshiba: 7 patents #92 of 2,688Top 4%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
TE Tokyo Shibaura Electric: 2 patents #32 of 337Top 10%
Overall (All Time): #429,879 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
4961979 Optical recording medium Atsuko Iida, Hirosi Ohdaira, Reiji Nishikawa, Norio Ozawa 1990-10-09
4792433 CO gas detecting device and circuit for driving the same Masayuki Shiratori 1988-12-20
4791465 Field effect transistor type semiconductor sensor and method of manufacturing the same Tadashi Sakai, Hideaki Hiraki, Shigeki Uno, Masaru Shimbo, Kazuyoshi Furukawa 1988-12-13
4569826 Gas detecting element Masayuki Shiratori, Tadashi Sakai, Osamu Takikawa 1986-02-11
4499054 Cation emission type halogenated hydrocarbon gas detecting element Mituo Harata, Osamu Takikawa, Masayuki Shiratori 1985-02-12
4470882 Gas leak detector Mituo Harata, Osamu Takikawa, Masayuki Shiratori 1984-09-11
4449919 Gas combustion apparatus capable of detecting environmental oxygen deficiency Osamu Takikawa, Chiaki Tanuma, Katsunori Yokoyama 1984-05-22
4424508 Moisture sensitive element Mituo Harata, Shigeki Uno, Hideaki Hiraki, Masayuki Shiratori 1984-01-03
4407778 Freon gas detecting element Masayuki Shiratori 1983-10-04
4336163 Oxide negative resistance element Noboru Ichinose, Yuhji Yokomizo 1982-06-22
4259292 Gas detecting element Noboru Ichinose, Hideo Okuma, Yuji Yokomizo, Takashi Takahashi, Mieko Nishihara 1981-03-31
4242303 Gas detecting element Takashi Takahashi, Tadao Kaneda, Hideaki Hiraki, Masayuki Shiratori 1980-12-30