Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6787224 | Cover tape for packaging electronic components | Masayuki Hiramatsu | 2004-09-07 |
| 6639307 | Cover tape for packaging electronic elements | Tsuyoshi Marumo | 2003-10-28 |
| 6017623 | Cover tape for packaging electronic components | — | 2000-01-25 |
| 5122707 | Cathode in a cathode ray tube | Kinjiro Sano, Toyokazu Kamata, Keiji Watanabe, Masato Saito, Ryo Suzuki +2 more | 1992-06-16 |
| 5118984 | Electron tube cathode | Masato Saito, Ryo Suzuki, Keiji Fukuyama, Takuya Ohira, Keiji Watanabe +3 more | 1992-06-02 |
| 4980141 | Hexagonal-bipyramid crystalline scandium oxide powder and a process for preparing the same | Etsuji Kimura | 1990-12-25 |
| 4980603 | Cathode for an electron tube | Etsuji Kimura | 1990-12-25 |
| 4897574 | Hot cathode in wire form | Masato Saito, Keiji Fukuyama, Masako Ishida, Keiji Watanabe, Toyokazu Kamata +1 more | 1990-01-30 |
| 4886999 | Cathode ray tube apparatus with quadrupole electrode structure | Hisakazu Yamane, Ritsuo Ishida, Keiji Yanai, Masayuki Toshiyasu, Kazunori Ikegami +4 more | 1989-12-12 |