Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5334305 | Reference electrode | Kohji Okada, Jun-ichi Tokumoto, Takashi Katoh | 1994-08-02 |
| 5068542 | Method and apparatus for concentration measurement by the quantity, diameter and convergent of a transmitted light beam | Takashi Kato, Hideyasu Aoki, Yasuyuki Mizushima, Tsunetoshi Okura, Akemi Kurokawa | 1991-11-26 |
| 4994218 | Method of producing gelled green compact for thin sintered body | Junichi Tokumoto, Takashi Katoh | 1991-02-19 |
| 4866016 | Alumina-based ceramic composition | Masaaki Ito, Fumio Mizuno | 1989-09-12 |
| 4783380 | Metallizing composition on alumina porcelain | Yukito Nakayama, Masaaki Ito | 1988-11-08 |
| 4735925 | Low-temperature sinterable ceramic composition | Takashi Kato | 1988-04-05 |
| 4735926 | Alumina ceramic body | Masaaki Ito, Fumio Mizuno | 1988-04-05 |
| 4720471 | Alumina porcelain compositions | Masaaki Ito, Fumio Mizuno | 1988-01-19 |
| 4668646 | Alumina ceramic composition | Masaaki Ito, Fumio Mizuno | 1987-05-26 |
| 4643985 | Dielectric porcelain material | Masaaki Ito, Fumio Mizuno | 1987-02-17 |
| 4614725 | Alumina porcelain composition | Masaaki Ito, Fumio Mizuno | 1986-09-30 |
| 4601990 | High-alumina ceramic composition | Masaaki Ito, Takashi Kato | 1986-07-22 |
| 4601991 | Alumina porcelain compositions | Masaaki Ito | 1986-07-22 |
| 4591574 | Alumina porcelain composition | Masaaki Ito, Fumio Mizuno | 1986-05-27 |