Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6069740 | Planar microlens array and method of manufacturing same | — | 2000-05-30 |
| 6031591 | Liquid-crystal display device | — | 2000-02-29 |
| 5990992 | Image display device with plural planar microlens arrays | Takashi Kishimoto | 1999-11-23 |
| 5982552 | Planar microlens array having high converging efficiency | Kenichi Nakama, Satoshi Taniguchi, Hiroshi Hamada | 1999-11-09 |
| 5867321 | Planar microlens array and method of making same | Kenichi Nakama, Satoshi Taniguchi, Hiroshi Hamada | 1999-02-02 |
| 5613767 | Illuminating apparatus | Takashi Kishimoto, Koichi Nishizawa, Kenichi Nakama | 1997-03-25 |
| 5500523 | Optical information transmitting device and method of manufacturing same | — | 1996-03-19 |
| 5446639 | Illuminating apparatus | Takashi Kishimoto, Koichi Nishizawa, Kenichi Nakama | 1995-08-29 |
| 5362961 | Optical information transmitting device and method of manufacturing same | — | 1994-11-08 |
| 5359440 | Image display apparatus with microlens plate having mutually fused together lenses resulting in hexagonal shaped microlenses | Hiroshi Hamada, Fumiaki Funada, Kouji Tanaka | 1994-10-25 |
| 5337186 | Transmissive image display device | Masahiro Oikawa, Hiroyuki Nemoto, Takashi Kishimoto, Fumiaki Funada, Hiroshi Hamada +1 more | 1994-08-09 |
| 5202567 | Optical information transmitting device and method of manufacturing same | — | 1993-04-13 |
| 5163117 | Image transmitting element comprising an array of photo-transmissible holes | Hideki Imanishi | 1992-11-10 |
| 5130852 | Plate with lens array | — | 1992-07-14 |
| 5121254 | Image transmitting element and process for producing photo-shield spacer plate used therein | Kenzo Sono, Takashi Kishimoto | 1992-06-09 |
| 5074649 | Plate with lens array | — | 1991-12-24 |
| 5046159 | Image transmitting element and process for producing same | — | 1991-09-03 |
| 4999006 | Coherent optical apparatus | — | 1991-03-12 |
| 4663750 | Focus error detection device for an optical recording/playing back system | Shinsaku Nozu, Katsuharu Sato, Hozumi Tanaka | 1987-05-05 |
| 4660191 | Tracking signal error generator for optical information devices | Takanori Maeda | 1987-04-21 |
| 4658391 | Focus error detection device for an optical recording/playing back system | Shinsaku Nozu, Katsuharu Sato, Hozumi Tanaka | 1987-04-14 |