Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7632696 | Semiconductor chip with a porous single crystal layer and manufacturing method of the same | Kiyonori Oyu, Koji Hamada, Kensuke Okonogi, Hideharu Miyake, Yasushi Kozuki | 2009-12-15 |
| 6642664 | Method of producing a screen for a color display tube | Daniel Den Engelsen, Ivo Durlinger, Hideo Kikuchi | 2003-11-04 |
| 6444391 | Photosensitive compositions and pattern formation method | Noriaki Tochizawa | 2002-09-03 |
| 6404597 | Magnetic head device with feature protecting a conductive wire extending to a magnetic core | — | 2002-06-11 |
| 6382009 | Method of adjusting height of magnetic head | — | 2002-05-07 |
| 6342330 | Photosensitive compositions and pattern formation method | Noriaki Tochizawa, Hirotaka Tagoshi, Tetsuhiko Yamaguchi | 2002-01-29 |
| 6224765 | Filter element | Eiji Suda | 2001-05-01 |
| 6174727 | Method of detecting microscopic defects existing on a silicon wafer | Takayuki Homma, Christopher E. D. Chidsey | 2001-01-16 |
| 6140007 | Photosensitive compositions and pattern formation method | Noriaki Tochizawa, Yukari Imamura, Hideo Kikuchi | 2000-10-31 |
| 5662843 | Method for the production of polyolefin hollow fiber filter bundles | Takashi Monzen | 1997-09-02 |
| 5598025 | Semiconductor device comprises an impurity layer having boron ions in the form of clusters of icosahedron structure | Atsushi Murakoshi, Ichiro Mizushima, Masahiko Yoshiki | 1997-01-28 |
| 5589315 | Photosensitive compositions comprising photosensitive polyfunctional aromatic diazo compounds, and presensitized lithographic plates formed with the same | Hirotada Iida, Noriaki Tochizawa, Yasuo Kuniyoshi, Katsuyo Tokuda, Ichiro Hozumi | 1996-12-31 |
| 5505858 | Polyolefin filter element and method for the production thereof | Takashi Monzen | 1996-04-09 |
| 5430130 | Photosensitive polyfunctional aromatic diazo compounds useful in photosensitive compositions | Hirotada Iida, Noriaki Tochizawa, Yasuo Kuniyoshi, Katsuyo Tokuda, Ichiro Hozumi | 1995-07-04 |
| 5413943 | Semiconductor device and method of manufacturing the same | Atsushi Murakoshi, Ichiro Mizushima, Masahiko Yoshiki | 1995-05-09 |
| 5289031 | Semiconductor device capable of blocking contaminants | Yoshiko Kunishima | 1994-02-22 |
| 5247585 | Object recognition device | — | 1993-09-21 |
| 5108806 | Heat-sealable polybutylene terephthalate film | Shigeru Nedzu | 1992-04-28 |
| 5098852 | Method of manufacturing a semiconductor device by mega-electron volt ion implantation | Yoshiko Niki, Soichi Nadahara | 1992-03-24 |
| 5093063 | Method of producing polyvinyl alcohol fibers | Kenichi Tanimoto, Kazutaka Kooda, Naohiko Nagata, Keiichi Wakayama, Tsunetoshi Matsuda | 1992-03-03 |
| 5073952 | Pattern recognition device | — | 1991-12-17 |
| 4971861 | Polyvinyl alcohol fiber and method of manufacture thereof | Kenichi Tanimoto, Kazutaka Kooda, Naohiko Nagata, Keiichi Wakayama, Tsunetoshi Matsuda | 1990-11-20 |
| 4940562 | Filter element and method for manufacture thereof and micro-filtration filter having the filter element | Takashi Monzen | 1990-07-10 |
| 4774019 | Agent for precipitative separation of proteins from blood plasma | Hiroaki Ohe | 1988-09-27 |
| 4678566 | Apparatus for separating proteins from blood plasma | Hiroaki Ohe | 1987-07-07 |