Issued Patents All Time
Showing 25 most recent of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6264297 | Liquid jet recording using a multi-part drive signal sequentially applied to plural blocks of thermal elements | Yoshiaki Shirato, Yasushi Takatori, Mitsuaki Seki | 2001-07-24 |
| 6139126 | Information recording apparatus that records by driving plural groups or arrays of recording elements | Yoshiaki Shirato, Yasushi Takatori, Mitsuaki Seki | 2000-10-31 |
| 5486848 | Recording apparatus which twice ejects droplets to the same position and image forming apparatus with u-shaped material path | Yoshiaki Shirato, Yasushi Takatori, Mitsuaki Seki | 1996-01-23 |
| 5392361 | Method and apparatus for detecting position of a mark | Masaaki Imaizumi, Eiji Nishimori, Yasuteru Ichida | 1995-02-21 |
| 5365342 | Alignment and exposure apparatus and method for manufacture of integrated circuits | Mitsugu Yamamura, Bunei Hamasaki, Masao Kosugi, Kazuo Takahashi, Mitsuaki Seki | 1994-11-15 |
| 5197118 | Control system for a fine pattern printing apparatus | Ryuichi Sato, Masanori Numata, Bunei Hamasaki | 1993-03-23 |
| 5050111 | Alignment and exposure apparatus and method for manufacture of integrated circuits | Mitsugu Yamamura, Bunei Hamasaki, Masao Kosugi, Kazuo Takahashi, Mitsuaki Seki | 1991-09-17 |
| 5006864 | Information read-out and recording apparatus | Yoshiaki Shirato, Yasushi Takatori, Mitsuaki Seki | 1991-04-09 |
| 4985778 | Copying apparatus capable of designating image areas | Yasushi Sato, Seiji Saito, Noboru Koumura, Motoharu Fujii | 1991-01-15 |
| 4962423 | Mark detecting method and apparatus | Yuichi Yamada, Hiroki Suzukawa, Hideki Nogawa | 1990-10-09 |
| 4937618 | Alignment and exposure apparatus and method for manufacture of integrated circuits | Mitsugu Yamamura, Bunei Hamasaki, Masao Kosugi, Kazuo Takahashi, Mitsuaki Seki | 1990-06-26 |
| 4933715 | Method of detecting position of a mark | Yuichi Yamada, Hiroki Suzukawa, Hideki Nogawa | 1990-06-12 |
| 4918320 | Alignment method usable in a step-and-repeat type exposure apparatus for either global or dye-by-dye alignment | Bunei Hamasaki, Hajime Igarashi, Akiya Nakai | 1990-04-17 |
| 4866532 | Printing apparatus for system | Seiji Saito, Hidetoshi Suzuki, Kunitaka Ozawa, Noboru Koumura | 1989-09-12 |
| 4794648 | Mask aligner with a wafer position detecting device | Yasuyoshi Yamada | 1988-12-27 |
| 4737804 | Copying apparatus | Yasushi Sato, Seiji Saito, Noboru Koumura, Motoharu Fujii | 1988-04-12 |
| 4719357 | Semiconductor circuit manufacturing apparatus having selectively operable detectors for effecting automatic alignment | Tadashi Konuki, Masao Kosugi | 1988-01-12 |
| 4718040 | Printing apparatus or system for recording a color image | Seiji Saito, Hidetoshi Suzuki, Kunitaka Ozawa, Noboru Koumura | 1988-01-05 |
| 4713784 | Alignment apparatus | — | 1987-12-15 |
| 4707713 | Image recording apparatus | Seiji Saito, Hidetoshi Suzuki, Kunitaka Ozawa, Noboru Koumura | 1987-11-17 |
| 4694502 | Color image reading apparatus | Kunitaka Ozawa, Hidetoshi Suzuki, Seiji Saito, Noboru Koumura | 1987-09-15 |
| 4688088 | Position detecting device and method | Bunei Hamazaki | 1987-08-18 |
| 4669867 | Alignment and exposure apparatus | Koji Uda, Kazuyuki Oda | 1987-06-02 |
| 4663534 | Position detecting device utilizing selective outputs of the photodetector for accurate alignment | Takashi Matsumura | 1987-05-05 |
| 4655599 | Mask aligner having a photo-mask setting device | Yasuyoshi Yamada | 1987-04-07 |