Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5552234 | Copper foil for printed circuits | — | 1996-09-03 |
| 4874436 | Method for producing high purity electrolytic copper | Takashi Ogata, Masanori Kato, Chikara Tominaga, Kanji Tanaka | 1989-10-17 |
| 4792369 | Copper wires used for transmitting sounds or images | Takashi Ogata, Masanori Kato, Chikara Tominaga, Kanji Tanaka | 1988-12-20 |
| 4309457 | Process of producing multilayer-coated composite powder | Mitsuo Takahashi | 1982-01-05 |
| 4309458 | Process of producing composite powder coated with noble metal | Mitsuo Takahashi | 1982-01-05 |
| 4243728 | Double-metal-coated metal sulfide powder and process of producing the same | Haruki Sato | 1981-01-06 |
| 4242376 | Method for metal plating of powder by substitution | Mitsuo Takahashi | 1980-12-30 |
| 4233254 | Process for granulating metal sulfide powders | Haruki Sato | 1980-11-11 |
| 4231848 | Method for making a raw board for use in printed circuits | Haruki Sato | 1980-11-04 |
| 4221828 | Process of producing metal sulfide powder coated with copper | Haruki Sato | 1980-09-09 |