Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5066620 | Conductive paste compositions and ceramic substrates | Tsuneo Ichimatsu, Yumiko Aoki | 1991-11-19 |
| 5057376 | Hybrid package, glass ceramic substrate for the hybrid package, and composition for the glass ceramic substrate | Naosi Irisawa, Katumasa Nakahara, Kazunari Watanabe, Mitsuo Takabatake | 1991-10-15 |
| 4985376 | Conductive paste compositions and ceramic substrates | Tsuneo Ichimatsu, Yumiko Aoki | 1991-01-15 |
| 4313854 | Oxide-coated cathode for electron tube | Akira Misumi | 1982-02-02 |
| 4242373 | Method for vapor depositing a cerium oxide film | Kiyoshi Watanabe, Tsutomu Fujita | 1980-12-30 |
| 4215180 | Oxide-coated cathodes for electron tubes | Akira Misumi, Yukio Suzuki | 1980-07-29 |