Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5378548 | Magnetic recording medium and its manufacturing process | Hideo Torii, Eiji Fujii, Masumi Hattori, Masaki Aoki | 1995-01-03 |
| 5284501 | Method of manufacturing glass optical element | Hideto Monji, Makoto Umetani, Noriyuki Kawata | 1994-02-08 |
| 5276538 | Display device with micro lens array | Hideto Monji, Makoto Umetani | 1994-01-04 |
| 5171347 | Method of manufacturing glass optical element | Hideto Monji, Makoto Umetani, Noriyuki Kawata | 1992-12-15 |
| 5171348 | Die for press-molding optical element | Makoto Umetani, Hideto Monji, Masaaki Sunohara, Jun Murata, Toshiaki Takano +2 more | 1992-12-15 |
| 5120343 | Apparatus for producing optical glass element | Hideto Monji, Masaaki Sunohara, Tadayoshi Yonemoto, Noriyuki Kawata, Tadao Shioyama +1 more | 1992-06-09 |
| 5087279 | Method of producing optical glass element and production apparatus using this method | Hideto Monji, Masaaki Sunohara, Tadayoshi Yonemoto, Noriyuki Kawata, Tadao Shioyama +1 more | 1992-02-11 |
| 4953385 | Information storage stamper and method of manufacturing disks using the same | Masaki Aoki, Hideo Torii, Hideto Monji, Makoto Umetani, Eiji Fujii | 1990-09-04 |
| 4842633 | Method of manufacturing molds for molding optical glass elements and diffraction gratings | Makoto Umetani, Hideto Monji, Masaki Aoki | 1989-06-27 |
| 4685948 | Mold for press-molding glass optical elements and a molding method using the same | Masayuki Sakai, Hideto Monji, Masaki Aoki, Hideyuki Okinaka, Hideo Torii | 1987-08-11 |
| 4578526 | Solar module | Akihiko Nakano, Hitoshi Matsumoto, Hiroshi Uda, Yasumasa Komatsu, Seiji Ikegami | 1986-03-25 |