Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11773508 | Substrate and light-emitting element | Atsushi Ohido, Katsumi Kawasaki | 2023-10-03 |
| 10458041 | Alumina substrate | Atsushi Ohido, Katsumi Kawasaki | 2019-10-29 |
| 10337120 | Alumina substrate | Atsushi Ohido, Katsumi Kawasaki | 2019-07-02 |
| 10294585 | Alumina substrate | Atsushi Ohido, Katsumi Kawasaki | 2019-05-21 |
| 7517406 | Magnetic garnet material, faraday rotator, optical device, bismuth-substituted rare earth-iron-garnet single-crystal film and method for producing the same and crucible for producing the same | Atsushi Ohido, Tamotsu Sugawara, Shinichiro Kakei, Kazuya Shimakawa, Katsunori Hosoya | 2009-04-14 |
| 7333261 | Magnetic garnet material, faraday rotator, optical device, bismuth-substituted rare earth-iron-garnet single-crystal film and method for producing the same crucible for producing the same | Atsushi Ohido, Tamotsu Sugawara, Shinichiro Kakei, Kazuya Shimakawa, Katsunori Hosoya | 2008-02-19 |
| 7242516 | Hard magnetic garnet material, faraday rotator, optical device, optical communication system, method of manufacturing faraday rotator and method of manufacturing bismuth-substituted rare earth iron garnet single crystal | Tamotsu Sugawara, Atsushi Ohido | 2007-07-10 |
| 7133189 | Magnetic garnet material, faraday rotator, optical device, bismuth-substituted rare earth-iron-garnet single-crystal film and method for producing the same and crucible for producing the same | Atsushi Ohido, Tamotsu Sugawara, Shinichiro Kakei, Kazuya Shimakawa, Katsunori Hosoya | 2006-11-07 |
| 6875270 | Magnetic garnet single-crystal film and method of producing the same, and Faraday rotator comprising the same | Atsushi Ohido | 2005-04-05 |
| 6853473 | Faraday rotator and optical device comprising the same, and antireflection film and optical device comprising the same | Atsushi Ohido, Kenichi Tohchi, Shinichiro Kakei | 2005-02-08 |
| 6775052 | HARD MAGNETIC GARNET MATERIAL, FARADAY ROTATOR, OPTICAL DEVICE, OPTICAL COMMUNICATION SYSTEM, METHOD OF MANUFACTURING FARADAY ROTATOR AND METHOD OF MANUFACTURING BISMUTH-SUBSTITUTED RARE EARTH IRON GARNET SINGLE CRYSTAL | Tamotsu Sugawara, Atsushi Ohido | 2004-08-10 |
| 6641751 | Magnetic garnet single crystal and faraday rotator using the same | Atsushi Ooido | 2003-11-04 |
| 6527973 | Magnetic garnet material and magnetooptical device using the same | Atsushi Ohido | 2003-03-04 |
| 6309557 | Magnetic garnet material and faraday rotator using the same | Atsushi Ooido, Masanori Goto, Shinji Iwatsuka | 2001-10-30 |
| 5662740 | Process for producing thin film by epitaxial growth | Atsushi Oido, Akio Nakata, Nobuya Uchida | 1997-09-02 |
| 5640516 | Faraday rotator | Shinji Iwatsuka, Masaaki Kobayashi | 1997-06-17 |
| 5434101 | Process for producing thin film by epitaxial growth | Atsushi Oido, Akio Nakata, Nobuya Uchida | 1995-07-18 |