Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8324528 | Fine processing method for a material of sintered diamond with a laser beam, a cutter wheel for a substrate made of a brittle material and its producing method thereof | Kazuhisa Kuriyama, Hiroshi Tomimori | 2012-12-04 |
| 7459032 | Pressurizing forming process and pressurized-and-formed member | Akira Sekiguchi, Naoki Miyagawa, Shigehide Takemoto, Hiroshi Okajima | 2008-12-02 |
| 7175404 | Composite powder filling method and composite powder filling device, and composite powder molding method and composite powder molding device | Hiroshi Okajima, Yoshitaka Takahashi | 2007-02-13 |
| 7083760 | Method of forming a powder compact | Yoji Awano, Masatoshi Sawamura, Hiroshi Okajima, Shigehide Takemoto | 2006-08-01 |
| 6903641 | Dust core and method for producing the same | Shin Tajima, Takeshi Hattori, Yoji Awano, Hiroshi Okajima | 2005-06-07 |
| 4948487 | Electrolytic processing apparatus for metallic members | Tsukasa Imazu, Mitsuo Kimura, Yoshiyuki Saito, Nobuyoshi Ishiwatari, Yoshio Miyano | 1990-08-14 |
| 4795908 | Infrared detector | Makoto Morimoto | 1989-01-03 |
| 4672206 | Passive infrared detector | Muneo Suzuki, Makoto Morimoto, Kazuhito Kayanoki | 1987-06-09 |
| 4551711 | Infrared-type intrusion detector | Shoichi Akiyama | 1985-11-05 |
| 4466825 | Process for blast furnace operation | Kyoji Okabe | 1984-08-21 |
| 4403142 | Moving object detecting apparatus | — | 1983-09-06 |
| 4400206 | Process for estimating particle size segregation of burden layer in blast furnace top | — | 1983-08-23 |
| 4292679 | Variable directivity mounting means | Hiromitsu Inoue, Hiroshi Ohashi | 1981-09-29 |
| 4287579 | Moving object detecting device | Hiromitsu Inoue, Hiroshi Ohashi | 1981-09-01 |
| 4213196 | Ultrasonic type motion detector | — | 1980-07-15 |
| 4186362 | Switch | Tadashi Yoshimura | 1980-01-29 |