Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5471334 | Method and apparatus for monitoring noise figure of optical amplifier | Hiroji Masuda, Kazuo Aida | 1995-11-28 |
| 5245690 | Optical fiber amplifier including rare earth doped fiber and feedback pump light source control | Kazuo Aida, Hiroji Masuda | 1993-09-14 |
| 5204403 | Moisture permeable and waterproof coated fabric and method for manufacturing same | Tsunekatsu Furuta, Ken'ichi Kamemaru | 1993-04-20 |
| 5083874 | Optical repeater and optical network using the same | Kazuo Aida, Shigendo Nishi, Masatoshi Saruwatari | 1992-01-28 |
| 5029013 | Apparatus for editing video tapes | Masaru Hiratsuka, Hitoshi Nakashima, Shinya Fukushima | 1991-07-02 |
| 5005937 | Optical branching equipment and optical network using the same | Kazuo Aida, Shigendo Nishi | 1991-04-09 |
| 4919356 | Videotape tape guide | — | 1990-04-24 |
| 4870845 | Working apparatus for crankshaft | — | 1989-10-03 |
| 4636424 | Moisture-permeable waterproof laminated fabric and process for producing the same | Kunio Amemiya, Mikihiko Tanaka, Kenichi Kamemaru | 1987-01-13 |
| 4557026 | Method for producing an interlaced multifilament yarn | Tadayuki Matsumoto, Kozo Imaeda, Masatoshi Mineo | 1985-12-10 |
| 4439903 | Method for producing an interlaced multi-filament yarn | Tadayuki Matsumoto, Kozo Imaeda, Masatoshi Mineo | 1984-04-03 |
| 4384837 | Apparatus for pretreatment for extracting crude oil from rice bran | Saburo Murai | 1983-05-24 |
| 4382992 | Potentially bulky yarn | Yukio Otaki, Masatoshi Mineo, Shiro Nishiumi, Yoshio Aratani | 1983-05-10 |
| 4365394 | Method for producing an interlaced multifilament yarn | Tadayuki Matsumoto, Kozo Imaeda, Masatoshi Mineo | 1982-12-28 |
| 4355445 | Apparatus for producing interlaced multifilament yarns | Tadayuki Matsumoto, Kozo Imaeda, Masatoshi Mineo | 1982-10-26 |
| 4292799 | Spun yarn-like textured yarns and process for producing same | Yukio Otaki, Kazuo Umeda | 1981-10-06 |
| 4262481 | Spun yarn-like high bulky textured yarns and process for producing same | Yukio Otaki, Kazuo Umeda | 1981-04-21 |
| 4263368 | Process for producing a potentially bulky yarn | Yukio Otaki, Masatoshi Mineo, Shiro Nishiumi, Yoshio Aratani | 1981-04-21 |