Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5416667 | Printed wiring board having an electromagnetic wave shielding layer | Junichi Ichikawa, Shin Kawakami | 1995-05-16 |
| 5293004 | Printed circuit board having an electromagnetic shielding layer | Shin Kawakami | 1994-03-08 |
| 5266748 | Printed wiring board having through-holes covered with ink layer and method of manufacture thereof | Shin Kawakami, Hirotaka Okonogi, Junichi Ichikawa, Yoshio Nishiyama | 1993-11-30 |
| 5262596 | Printed wiring board shielded from electromagnetic wave | Shin Kawakami, Hirotaka Okonogi, Junichi Ichikawa, Yoshio Nishiyama | 1993-11-16 |
| 5236736 | Method for manufacturing an electromagnetic wave shield printed wiring board | Shin Kawakami, Hirotaka Okonogi, Yoshio Nishiyama | 1993-08-17 |
| 5210379 | Printed wiring board with electromagnetic wave shielding layer | Hirotaka Okonogi, Junichi Ichikawa | 1993-05-11 |
| 5196230 | Method for connecting an electromagnetic wave shielding layer with a ground circuit in a printed circuit board | Hirotaka Okonogi, Junichi Ichikawa | 1993-03-23 |
| 5195238 | Method of manufacturing a printed circuit board | Shin Kawakami, Hirotaka Okonogi, Junichi Ichikawa, Yoshio Nishiyama | 1993-03-23 |
| 5112648 | Method of manufacturing a printed circuit board | Hirotaka Okonogi, Junichi Ichikawa, Yoshio Nishiyama | 1992-05-12 |
| 5025116 | Printed wiring board having electromagnetic wave shielding layer | Shin Kawakami, Junichi Ichikawa | 1991-06-18 |
| 4900602 | Printed wiring board | Shin Kawakami, Satoshi Haruyama, Hirotaka Okonogi, Junichi Ichikawa | 1990-02-13 |