Issued Patents All Time
Showing 51–66 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7152434 | Method for producing planar lens and planar lens array | Kenjiro Hamanaka | 2006-12-26 |
| 7142377 | Lens-attached light-emitting element | Hideshi Nagata, Kenjiro Hamanaka | 2006-11-28 |
| 7065116 | Semiconductor laser element and manufacturing method for the same | Masayuki Ohta, Yoshinori Ohitsu, Hiroyuki Tsujii, Satofumi Kinei, Noboru Oshima +1 more | 2006-06-20 |
| 7035506 | Optical module using gradient index rod lens | Minoru Taniyama, Takashi Fukuzawa | 2006-04-25 |
| 6865206 | Semiconductor laser device and manufacturing method therefor | Satofumi Kinei | 2005-03-08 |
| 6793742 | Preparation of bonded rare earth magnet-forming alloy and bonded rare earth magnet composition | Kazuaki Sakaki, Koji Sato, Takehisa Minowa | 2004-09-21 |
| 6773517 | Rare-earth alloy, rate-earth sintered magnet, and methods of manufacturing | Kazuaki Sakaki, Koji Sato, Hajime Nakamura, Takehisa Minowa | 2004-08-10 |
| 6722954 | Wafer for evaluating machinability of periphery of wafer and method for evaluating machinability of periphery of wafer | Kazutoshi Mizushima | 2004-04-20 |
| 6527822 | Quenched thin ribbon of rare earth/iron/boron-based magnet alloy | Koichi Hirota, Takehisa Minowa, Koji Sato, Kenji Yamamoto | 2003-03-04 |
| 6419723 | Thin ribbon of rare earth-based permanent magnet alloy | Koichi Hirota, Koji Sato, Kenji Yamamoto, Takehisa Minowa | 2002-07-16 |
| 6421606 | Route guiding apparatus and medium | Goro Asai, Fusaki Igarashi, Kenichi Murata, Masaki Kakihara | 2002-07-16 |
| 6338020 | Vehicle information acquisition system including capability to obtain information in blind spots | — | 2002-01-08 |
| 6335828 | Micro-lens array sheet | Tsutomu Sakamoto | 2002-01-01 |
| 6322637 | Thin ribbon of rare earth-based permanent magnet alloy | Koichi Hirota, Koji Sato, Kenji Yamamoto, Takehisa Minowa | 2001-11-27 |
| 6319335 | Quenched thin ribbon of rare earth/iron/boron-based magnet alloy | Koichi Hirota, Takehisa Minowa, Koji Sato, Kenji Yamamoto | 2001-11-20 |
| 5179943 | Medical apparatus using ozone gas | Mamoru Hama, Matao Mitsuyoshi | 1993-01-19 |