Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5278217 | Water absorptive composition | Masanari Umeda, Fumihiro Ashiya, Toshinobu Matsuo | 1994-01-11 |
| 5244934 | Irradiation or thermal treatment of water-impregnated cross-linked poly-acrylic acid metal salt resin particles | Masanari Umeda, Hiroshi Baba | 1993-09-14 |
| 5204175 | Water absorptive fabric, and process of producing the same | Masanari Umeda, Hiroshi Baba | 1993-04-20 |
| 5179611 | Optical fiber cable having a water absorptive member | Masanari Umeda, Fumihiro Ashiya, Toshinobu Matsuo | 1993-01-12 |
| 5013495 | Method of producing optical fiber connectors | Kunihiro Noba, Katsuyoshi Urano | 1991-05-07 |
| 4907852 | Optical fiber connector and method for producing the same | Kunihiro Noba, Katsuyoshi Urano | 1990-03-13 |