Issued Patents All Time
Showing 26–50 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5122683 | ECL circuit with feedback controlled pull down in output | Takeshi Sugoh | 1992-06-16 |
| 5101125 | Semiconductor integrated circuit with improved I/O structure with ECL to CMOS to ECL conversion | Hiroyuki Hara | 1992-03-31 |
| 5081376 | Level converter for converting ECL-level signal voltage to TTL-level signal voltage | Shozo Nitta | 1992-01-14 |
| 5066996 | Channelless gate array with a shared bipolar transistor | Hiroyuki Hara, Tetsu Nagamatsu | 1991-11-19 |
| 5034630 | Logic circuit for use in D/A converter having ECL-type gate structure | Hisashi Sugiyama, Michinori Nakamura | 1991-07-23 |
| 5019821 | Bias circuit for a subranging analog to digital converter | — | 1991-05-28 |
| 4999631 | High-precision and high-speed analog/digital converter having low power consumption | — | 1991-03-12 |
| 4918450 | Analog/digital converter circuit | Hisashi Sugiyama | 1990-04-17 |
| 4912394 | Attenuator circuit | Hiromi Mafune | 1990-03-27 |
| 4839609 | Differential amplifier | Hiroyuki Hara | 1989-06-13 |
| 4831579 | Full adder circuit having an exclusive-OR circuit | Hiroyuki Hara | 1989-05-16 |
| 4816831 | Analog-digital converter realizing high integation with high resolution ability | Satoshi Mizoguchi, Shoichi Shimizu | 1989-03-28 |
| 4798981 | Input circuit | Kazunori Tsugaru | 1989-01-17 |
| 4798980 | Booth's conversion circuit | Hisashi Sugiyama, Yukio Kamatani | 1989-01-17 |
| 4788459 | Bi-CMOS voltage level conversion circuit | Kazunori Tsugaru | 1988-11-29 |
| 4782251 | Level conversion circuit | Kazunori Tsugaru | 1988-11-01 |
| 4779016 | Level conversion circuit | Hisashi Sugiyama | 1988-10-18 |
| 4740907 | Full adder circuit using differential transistor pairs | Shoichi Shimizu, Yukio Kamatani, Hiroyuki Hara | 1988-04-26 |
| 4733110 | BICMOS logical circuits | Hiroyuki Hara | 1988-03-22 |
| 4725982 | Tri-state buffer circuit | Hiroyuki Hara | 1988-02-16 |
| 4719370 | BiMOS high speed inverter circuit | — | 1988-01-12 |
| 4718035 | Logic operation circuit having an exclusive-OR circuit | Hiroyuki Hara | 1988-01-05 |
| 4713600 | Level conversion circuit | Kazunori Tsugaru | 1987-12-15 |
| 4695750 | Voltage level converting circuit | Hiroyuki Hara, Michinori Nakamura | 1987-09-22 |
| 4692123 | Outboard motor | Yukio Tada, Hiroshi Umeno, Hideo Oka | 1987-09-08 |