Issued Patents All Time
Showing 76–92 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5170761 | Apparatus for controlling idling revolution speed of internal combustion engine | Katsuyoshi Fukaya | 1992-12-15 |
| 5162933 | Active matrix structure for liquid crystal display elements wherein each of the gate/data lines includes at least a molybdenum-base alloy layer containing 0.5 to 10 wt. % of chromium | Nobuhiko Kakuda, Tsutomu Wada, Tadamichi Kawada, Masamichi Okamura, Shigeo Aoki +5 more | 1992-11-10 |
| 5124769 | Thin film transistor | Keiji Tanaka, Kenji Nakazawa, Shiro Suyama | 1992-06-23 |
| 5041224 | Ion permeable membrane and ion transport method by utilizing said membrane | Junji Ohyama, Harumi Iwashita, Nobuko Yamamoto, Masanori Sakuranaga, Tsunehiro Kanno +1 more | 1991-08-20 |
| 5036346 | Zooming apparatus for a viewfinder optical system | Osamu Hatamori, Yoshiaki Hata, Atsushi Sumitani, Haruo Kobayashi | 1991-07-30 |
| 4999510 | Apparatus for detecting foreign particles on a surface of a reticle or pellicle | Fuminori Hayano, Kazunori Imamura, Sunao Murata | 1991-03-12 |
| 4965630 | Projection exposure apparatus | Kazuo Ushida, Toshiyuki Namikawa, Koichi Matsumoto, Kyoichi Suwa, Koichi Ohno | 1990-10-23 |
| 4918504 | Active matrix cell | Nobuhiko Kakuda, Noboru Naito, Tsutomu Wada | 1990-04-17 |
| 4889998 | Apparatus with four light detectors for checking surface of mask with pellicle | Fuminori Hayano, Kazunori Imamura, Sunao Murata | 1989-12-26 |
| 4769551 | Pattern detecting apparatus utilizing energy beam | Muneki Hamashima, Tatsumi Ishizeki, Kou Sekiba, Hiroaki Iseya | 1988-09-06 |
| 4744663 | Pattern position detection apparatus using laser beam | Muneki Hamashima | 1988-05-17 |
| 4739158 | Apparatus for the detection of pattern edges | — | 1988-04-19 |
| 4690565 | Optical apparatus for the detection of scattered light | Hiroyuki Tsuchiya | 1987-09-01 |
| 4660966 | Optical alignment apparatus | Kazumasa Endo | 1987-04-28 |
| 4636626 | Apparatus for aligning mask and wafer used in semiconductor circuit element fabrication | Junji Hazama, Akikazu Tanimoto, Hisao Izawa | 1987-01-13 |
| 4566762 | Dual focus optical system | — | 1986-01-28 |
| 4530578 | Variable magnification observation apparatus | — | 1985-07-23 |