TO

Takeo Obata

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Overall (All Time): #1,297,308 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5079449 Sense amplifier circuit having a power supply switching circuit 1992-01-07
4920515 Programmable logic array having an improved testing arrangement 1990-04-24
4857775 Logic integrated circuit device selecting as outputs any two of two inputs and two logical combinations of the inputs Akira Takata, Takuro Fujioka 1989-08-15
4839539 Partially enabled programmable logic device Akira Takata 1989-06-13