Issued Patents All Time
Showing 51–75 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7418329 | Steering control apparatus for a vehicle | Yoshiyuki Yasui, Kenji Asano, Toshihisa Kato | 2008-08-26 |
| 7222967 | Image display optical system and projection type image display apparatus | Atsushi Okuyama, Masayuki Abe | 2007-05-29 |
| 7064773 | Display apparatus | Atsushi Okuyama, Makoto Matsuura, Akihiro Ouchi | 2006-06-20 |
| 7059723 | Illumination optical system, image display optical system, projection type image display apparatus, and image display system | Atsushi Okuyama | 2006-06-13 |
| 7044608 | Display apparatus | Atsushi Okuyama | 2006-05-16 |
| 7040761 | Image display apparatus, image display system, and illumination system | Atsushi Okuyama | 2006-05-09 |
| 6991337 | Image display apparatus | Atsushi Okuyama | 2006-01-31 |
| 6942345 | Projection type image display apparatus and image display system | Atsushi Okuyama, Keiji Otaka, Masayuki Abe | 2005-09-13 |
| 6890079 | Method of manufacturing different types of image display apparatuses and image display apparatus manufactured by the method | Atsushi Okuyama | 2005-05-10 |
| 6863419 | Illumination optical system, image display optical system, projection type image display apparatus, and image display system | Atsushi Okuyama | 2005-03-08 |
| 6824823 | Coated cutting tool and method for producing the same | Nobukazu Yoshikawa, Itsuo Yazaki | 2004-11-30 |
| 6805452 | Display apparatus | Atsushi Okuyama | 2004-10-19 |
| 6783244 | Display apparatus | Atsushi Okuyama | 2004-08-31 |
| 6735018 | Eyepiece lens, objective lens, and optical apparatus having them | Saburo Sugawara | 2004-05-11 |
| 6677918 | Light emitting diode display system | Yuji Yuhara | 2004-01-13 |
| 6644812 | Display apparatus and projection type display apparatus | Atsushi Okuyama | 2003-11-11 |
| 6637889 | Image display apparatus | Atsushi Okuyama | 2003-10-28 |
| 6637892 | Projection apparatus | Atsushi Okuyama | 2003-10-28 |
| 6634755 | Illuminating device and projector | Atsushi Okuyama, Saburo Sugawara | 2003-10-21 |
| 6627335 | Coated cutting tool and method for producing the same | Nobukazu Yoshikawa, Itsuo Yazaki | 2003-09-30 |
| 6611381 | Display element, polarizing plate, and display apparatus and projecting apparatus using the display element and polarizing plate | Atsushi Okuyama | 2003-08-26 |
| 6476983 | Eyepiece lens, objective lens, and optical apparatus having them | Saburo Sugawara | 2002-11-05 |
| 6212013 | Projection type display apparatus | Atsushi Okuyama | 2001-04-03 |
| 5450854 | Alpha-wave amplitude selector with window slicer | Ichiro Hieda, Tomoyuki Yoshida | 1995-09-19 |
| 5372651 | Method for cleaning a substrate | — | 1994-12-13 |