Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7719800 | Magnetoresistive effect element and manufacturing method thereof, and magnetic head, magnetic reproducing apparatus, and magnetic memory using the same | Susumu Hashimoto, Hiromi Fuke, Hitoshi Iwasaki, Kousaku Miyake, Masashi Sahashi | 2010-05-18 |
| 7098992 | Light source unit and wavelength stabilizing control method, exposure apparatus and exposure method, method of making exposure apparatus, and device manufacturing method and device | Tomoko Ohtsuki, Soichi Owa, Niichi Atsumi | 2006-08-29 |
| 6894826 | Light source unit and light irradiation unit, and device manufacturing method | — | 2005-05-17 |
| 5452382 | Optical waveguide device and optical microscope using the same | Takashi SHIONOYA, Jun Iwasaki, Hiroshi Ohki | 1995-09-19 |
| 5432881 | Optical waveguide with overlapping diffusion regions containing different diffusion materials | — | 1995-07-11 |
| 5293291 | Optical integrated device for magneto-optical reproducing head | Hiroshi Ohki, Hideki Akasaka | 1994-03-08 |
| H1233 | Optical integrated device for a reproducing head for magneto-optical | Hiroshi Ohki | 1993-09-07 |
| 5140654 | Optical waveguide device for polarization rotation | Hideki Akasaka, Hiroshi Ohki | 1992-08-18 |