Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5958323 | Mandrel of high frequency heating type and method for producing cured rubber hose using same | Akihiro Yamamoto, Sadahito Enomoto, Hideki Fujio | 1999-09-28 |
| RE34732 | Waterproof optical fiber cable | Eiji Iri, Takashi Kaneko, Takeshi Shintani, Yasuo Ijiri | 1994-09-20 |
| 4771179 | Shielding article | Yasuo Ijiri | 1988-09-13 |
| 4711523 | Waterproof optical fiber cable | Eiji Iri, Takashi Kaneko, Takeshi Shintani, Yasuo Ijiri | 1987-12-08 |
| 4619852 | Pile of lead metal sheets for shielding environment from harmful source | Yasuo Ijiri | 1986-10-28 |