Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5131400 | Pulse wave detecting apparatus | Chikao Harada | 1992-07-21 |
| 5101829 | Semiconductor pressure pulse wave sensor | Chikao Harada | 1992-04-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5131400 | Pulse wave detecting apparatus | Chikao Harada | 1992-07-21 |
| 5101829 | Semiconductor pressure pulse wave sensor | Chikao Harada | 1992-04-07 |