YM

Yuji Maruyama

Sumitomo Electric Industries: 12 patents #2,165 of 21,551Top 15%
WC West Electric Co.: 5 patents #12 of 78Top 20%
MB Mitsuboshi Belting: 3 patents #79 of 333Top 25%
NS Nidec Sankyo: 3 patents #115 of 291Top 40%
FL Fujitsu Semiconductor Limited: 2 patents #355 of 1,301Top 30%
NC New Japan Radio Co.: 2 patents #10 of 101Top 10%
DC Daiichi Kasei Co.: 2 patents #1 of 24Top 5%
TO Toto: 2 patents #431 of 1,113Top 40%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
BL Bridgestone Tire Company Limited: 1 patents #196 of 438Top 45%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
FL Fujitsu Ten Limited: 1 patents #456 of 996Top 50%
Overall (All Time): #106,336 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 26–33 of 33 patents

Patent #TitleCo-InventorsDate
4697906 Electric flash device Takashi Kobayashi 1987-10-06
4660572 Container, for fixing an animal to be tested in a biochemical test Kohei Otake, Hisao Kizaki 1987-04-28
4616120 Microwave-heating apparatus having means for measuring reflection coefficient under low power operation Kohei Otake, Hisao Kizaki 1986-10-07
4603958 Automatic electronic flash Katsumi Horinishi 1986-08-05
4469990 Electronic flash device Katsumi Horinishi 1984-09-04
4441797 Electronic flash device capable of automatically controlling the quantity of a flash of light Katsumi Horinishi 1984-04-10
4223386 Method and apparatus for assembling tire with disc wheel Hirosi Mita, Hiroshi Fukuyama, Yoshifumi Haraguchi, Seiichi Aramaki 1980-09-16
4186328 Electronic flash 1980-01-29