Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5031136 | Signed-digit arithmetic processing units with binary operands | Tamotsu Nishiyama | 1991-07-09 |
| 4935892 | Divider and arithmetic processing units using signed digit operands | Tamotsu Nishiyama | 1990-06-19 |
| 4878192 | Arithmetic processor and divider using redundant signed digit arithmetic | Tamotsu Nishiyama | 1989-10-31 |
| 4873660 | Arithmetic processor using redundant signed digit arithmetic | Tamotsu Nishiyama | 1989-10-10 |
| 4868777 | High speed multiplier utilizing signed-digit and carry-save operands | Tamotsu Nishiyama, Naofumi Takagi | 1989-09-19 |
| 4866657 | Adder circuitry utilizing redundant signed digit operands | Tamotsu Nishiyama, Naofumi Takagi, Takashi Taniguchi | 1989-09-12 |
| 4866655 | Arithmetic processor and divider using redundant signed digit | Tamotsu Nishiyama, Naofumi Takagi, Takashi Taniguchi | 1989-09-12 |
| 4864528 | Arithmetic processor and multiplier using redundant signed digit arithmetic | Tamotsu Nishiyama, Naofumi Takagi, Takashi Taniguchi | 1989-09-05 |
| 4750026 | C MOS IC and method of making the same | Eisuke Ichinohe | 1988-06-07 |