Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5157479 | Semiconductor device being capable of improving the packing density with a high heat radiation characteristics | Takeshi Sekiguchi | 1992-10-20 |
| 5122481 | Semiconductor element manufacturing process using sequential grinding and chemical etching steps | — | 1992-06-16 |
| 5113622 | Apparatus for grinding semiconductor wafer | Noboru Gotoh | 1992-05-19 |
| 5105242 | Field effect transistor having Schottky contact and a high frequency characteristic | Mitsuaki Fujihira | 1992-04-14 |
| 5104023 | Apparatus for fabrication semiconductor device | Takeshi Sekiguchi, Nobuyoshi Tato | 1992-04-14 |
| 5098501 | Pickup method and the pickup apparatus for chip-type part | — | 1992-03-24 |
| 5092033 | Method for packaging semiconductor device | Atsushi Miki | 1992-03-03 |
| 5064782 | Method of adhesively and hermetically sealing a semiconductor package lid by scrubbing | — | 1991-11-12 |
| 5035087 | Surface grinding machine | Takeshi Sekiguchi, Ikkei Miyoshi, Kiyoshi Nishio | 1991-07-30 |
| 5027170 | Semiconductor device MESFET with upper and lower layers | Naoto Okazaki | 1991-06-25 |
| 5019875 | Semiconductor device radiation hardened MESFET | Naoto Okazaki | 1991-05-28 |
| 4981809 | Method of forming a mask pattern for the production of transistor | Fujihira Mitsuaki | 1991-01-01 |
| 4965247 | Superconducting coil and a method for producing the same | — | 1990-10-23 |
| 4937226 | Method for producing a small superconducting solenoid | — | 1990-06-26 |
| 4908693 | Wiring structure of semiconductor pressure sensor | — | 1990-03-13 |
| 4904012 | Suction device | Takeshi Sekiguchi | 1990-02-27 |
| 4868974 | Chip mounting apparatus | — | 1989-09-26 |
| 4859269 | Chip mounting apparatus | — | 1989-08-22 |
| 4844325 | Method and apparatus for die-bonding semiconductor chip bonding | Takeshi Sekiguchi, Mitsuaki Fujihira | 1989-07-04 |
| 4825684 | Method of testing semiconductor pressure sensor | Ichiro Sogawa, Katsuyoshi Sunago | 1989-05-02 |
| 4809704 | Catheter type sensor | Ichiro Sogawa, Taketsune Morikawa, Koro Yotsuya, Munekazu Imamura, Yasuhiko Shirakura | 1989-03-07 |
| 4809536 | Method of adjusting bridge circuit of semiconductor pressure sensor | — | 1989-03-07 |