TM

Takako Maruyama

Ricoh Company: 1 patents #6,936 of 9,818Top 75%
📍 Ikeda, JP: #266 of 425 inventorsTop 65%
Overall (All Time): #3,790,398 of 4,157,543Top 95%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5285069 Array of field effect transistors of different threshold voltages in same semiconductor integrated circuit Mitsuo Kaibara, Hiizu Okubo, Seiji Yamanaka, Hideyuki Aota 1994-02-08