Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4679326 | Height gauge | Kinji Takizawa, Iwao Sugizaki | 1987-07-14 |
| 4527336 | Displacement measuring instrument | Iwao Sugizaki | 1985-07-09 |
| 4489496 | Dial gauge | Iwao Sugizaki | 1984-12-25 |
| 4485556 | Micrometer gauge | Hideo Sakata, Masao Nakahara | 1984-12-04 |
| D274413 | Micrometer | Hideo Sakata, Masao Nakahara, Takasi Sanpei | 1984-06-26 |
| D273664 | Micrometer | Hideo Sakata, Masao Nakahara, Takasi Sanpei | 1984-05-01 |
| 4438566 | Inner diameter measuring instrument | Hideo Sakata, Masao Nakahara | 1984-03-27 |
| 4420887 | Instrument for measuring a length | Hideo Sakata, Masao Nakahara, Takasi Sanpei | 1983-12-20 |
| 4355468 | Micrometer | Masao Nakahara | 1982-10-26 |
| 4288924 | Inside dimension measuring gauge | Masao Nakahara | 1981-09-15 |