Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4694028 | Manufacturing method for phenol resin foam | Yukio Saeki, Naomitsu Inoue | 1987-09-15 |
| 4581283 | Heat-sensitive magnetic transfer element | Yasuhisa Ikeda, Tadao Seto, Yoshikazu Shimazaki | 1986-04-08 |
| 4468486 | Coated sand and method for producing | Noriaki Matsushima, Yukio Saeki | 1984-08-28 |
| 4463034 | Heat-sensitive magnetic transfer element | Yasuhisa Ikeda, Tadao Seto, Yoshikazu Shimazaki | 1984-07-31 |
| 4460717 | Resin coated sand composition and method of producing same | Yukio Saeki, Shigeru Nemoto | 1984-07-17 |
| 4460716 | Coated sand composition and method for producing same | Yukio Saeki, Shigeru Nemoto | 1984-07-17 |
| 4459376 | Resin-coated sand for shell-molds and method for producing same | Noriaki Matsushima, Yukio Saeki | 1984-07-10 |
| 4452927 | Resin coated sand for shell molding process | Noriaki Matsushima, Yukio Saeki | 1984-06-05 |
| 4418161 | Resin coated sand and method for producing same | Noriaki Matsushima, Yukio Saeki | 1983-11-29 |
| 4376282 | Optical print head with graded index fiber arrays for optical printing devices | Shintaro Kotani, Ichimatsu Abiko, Kazuyoshi Tateishi | 1983-03-08 |
| 4318597 | Optical print head for optical printing devices | Shintaro Kotani, Ichimatsu Abiko, Rikuo Takano, Yasushi Hoshino, Kazuyoshi Tateishi | 1982-03-09 |
| 4315643 | Heat-sensitive transfer element | Kiyoshi Sugiyama, Tadao Seto | 1982-02-16 |
| 4255043 | Electrostatic recording method and apparatus by doubly controlling ion flow | Yasushi Hoshino, Tooru Toida, Kazuyoshi Tateishi, Rikuo Takano | 1981-03-10 |
| 4231963 | Process for producing aminophenol ether | Akira Shinohara, Nobuhide Wada, Chihiro Yazawa | 1980-11-04 |