Issued Patents All Time
Showing 101–123 of 123 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4705656 | Method for producing spherical metal particles | Takashi Onoyama | 1987-11-10 |
| 4695893 | Automatic focusing apparatus | Tsunemi Yoshino, Tadaharu Kihara, Akira Takashima | 1987-09-22 |
| 4690119 | EGR valve device of internal combustion engines of automobiles | Akio Sasaki | 1987-09-01 |
| 4690873 | Gas separating material | Masayuki Nakatani | 1987-09-01 |
| 4647511 | Flake like metal chips, a method of and an apparatus for making the same | Takashi Onoyama | 1987-03-03 |
| 4581726 | Ultrasonic distance measuring apparatus | Hiroshi Iwata | 1986-04-08 |
| 4578783 | Ultrasonic distance measuring apparatus | Hiroshi Iwata | 1986-03-25 |
| 4576099 | Pallet transport apparatus | Shigeyuki Shinohara | 1986-03-18 |
| 4528004 | Aromatic polyimide composite separating membrane | Yoshihiro Kusuki, Takashi Harada, Hiroshi Shimazaki, Tosio Isida | 1985-07-09 |
| 4514084 | Distance measuring apparatus | Masaru Higuchi, Kazuou Murata | 1985-04-30 |
| 4512893 | Porous aromatic imide polymer membrane and a process for its manufacture | Yoshihiro Kusuki, Takashi Harada, Hiroshi Shimazaki, Tosio Isida | 1985-04-23 |
| 4486376 | Process for modifying porous polymeric membrane | Yoshihiro Kusuki, Takashi Harada, Hiroshi Shimazaki, Tosio Isida | 1984-12-04 |
| 4485056 | Production of aromatic polyimide separating membranes | Yoshihiro Kusuki, Takashi Harada, Hiroshi Shimazaki, Tosio Isida | 1984-11-27 |
| 4474662 | Process for producing porous aromatic polyimide membranes | Yoshihiro Kusuki, Takashi Harada, Hiroshi Shimazaki, Tosio Isida | 1984-10-02 |
| 4474858 | Aromatic polyimide gas-separating membrane | Yoshihiro Kusuki, Takashi Harada, Hiroshi Shimazaki, Tosio Isida | 1984-10-02 |
| 4472742 | Video and sound recording device with automatic focusing system | Wataru Hasegawa, Katsuji Ishikawa | 1984-09-18 |
| 4460526 | Process for producing aromatic polyimide hollow filaments | Yoshihiro Kusuki, Takashi Harada, Hiroshi Shimazaki | 1984-07-17 |
| 4443054 | Earth terminal for electrical equipment | Masashi Ezawa, Tadao Futami | 1984-04-17 |
| 4440643 | Process for producing aromatic polyimide composite separating membrane | Yoshihiro Kusuki, Takashi Harada, Hiroshi Shimazaki, Tosio Isida | 1984-04-03 |
| 4378324 | Process for preparing aromatic polyimide semipermeable membranes | Yoshihiro Kusuki, Hiroshi Yoshida, Asumaru Nakamura | 1983-03-29 |
| 4378400 | Gas separating material | Yoshihiro Kusuki, Takashi Harada, Hiroshi Shimazaki | 1983-03-29 |
| 4370290 | Process for producing aromatic polyimide filaments | Yoshihiro Kusuki, Takashi Harada, Hiroshi Shimazaki | 1983-01-25 |
| 4341502 | Assembly robot | — | 1982-07-27 |