Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6434941 | Ordinary temperature heat engine | Hanako Narutomi | 2002-08-20 |
| 6387833 | Sealing composition | Ryuichi Tanabe, Yutaka Segawa, Yuichi Kuroki, Eiji Ichikura | 2002-05-14 |
| 6373735 | AC-DC converter with reduced energy loss through a switching element | — | 2002-04-16 |
| 6366479 | DC-DC converter with reduced energy loss under lowered load impedance | Akihiro Uchida | 2002-04-02 |
| 6355586 | Low melting point glass and glass ceramic composition | Yasuko Dotani, Ryuichi Tanabe, Tsuneo Manabe | 2002-03-12 |