Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492065 | Hologram color filter, production method of the same hologram color filter and space light modulating apparatus using the same hologram color filter | Shintaro Nakagaki, Shigeo Shimizu | 2002-12-10 |
| 6174060 | Projection-type display apparatus having polarized beam splitters and an illuminating device | Satoru Moriya, Tetsuji Suzuki, Fujiko Koyama, Ryusaku Takahashi, Yasuo Ishizaka +1 more | 2001-01-16 |
| 5894359 | Color filter and color display apparatus | Tetsuji Suzuki, Itsuo Takanashi, Shintaro Nakagaki | 1999-04-13 |
| 4969962 | Magnetic alloys for magnetic head | Yasushi Watanabe | 1990-11-13 |
| 4733455 | Method of manufacturing a magnetic head with an MR element | Hiroshi Nakamura, Masaki Murakami, Kouji Takeda, Yoshimasa Tanaka, Mikio Naoi +1 more | 1988-03-29 |
| 4675765 | Magnetic recording and/or reproducing element | Keiji Segawa, Hisao Kinjo, Toshiya Sakurai | 1987-06-23 |