Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861736 | Semiconductive ceramic composition | Shuichi Ono, Masahiro Yahagi, Shuichi Itagaki | 1989-08-29 |
| 4447549 | Non-linear dielectric element | Sho Masujima, Masahide Shibuya, Iwaya Shoichi, Kenichi Umeda, Yasunobu Oikawa +3 more | 1984-05-08 |
| 4287075 | High dielectric constant type ceramic composition consisting essentially of Pb(Fe.sub.1/2 Nb.sub.1/2)O.sub.3 -Pb(Mg.sub.1/3 Nb.sub.2/3)O.sub.3 -Pb(Mg.sub.1/2 W.sub.1/2)O.sub.3 | Shinobu Fujiwara, Kiyoshi Furukawa, Osamu Iizawa, Hitoshi Tanaka, Hisayoshi Ueoka | 1981-09-01 |
| 4265668 | High dielectric constant type ceramic composition | Shinobu Fujiwara, Kiyoshi Furukawa, Osamu Iizawa, Hitoshi Tanaka | 1981-05-05 |
| 4235635 | High dielectric constant type ceramic composition | Osamu Iizawa, Shinobu Fujiwara, Hisayoshi Ueoka, Kiyoshi Furukawa, Hitoshi Tanaka | 1980-11-25 |
| 4216102 | High dielectric constant type ceramic composition consisting essentially of Pb(Fe.sub.1/2 Nb.sub.1/2)O.sub.3 -Pb(Mg.sub.1/3 Nb.sub.2/3)O.sub.3 | Kiyoshi Furukawa, Shinobu Fujiwara, Osamu Iizawa, Hitoshi Tanaka, Hisayoshi Ueoka | 1980-08-05 |
| 4216103 | High dielectric constant type ceramic composition consisting essentially of Pb(Fe.sub.1/2 Nb.sub.1/2)O.sub.3 -Pb(Mg.sub.1/3 Ta.sub.2/3)O.sub.3 | Shinobu Fujiwara, Kiyoshi Furukawa, Osamu Iizawa, Hitoshi Tanaka, Hisayoshi Ueoka | 1980-08-05 |