Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5512239 | Ferritic stainless steel for heat exchanger | Yoshito Fujiwara, Yutaka Kobayashi, Masatoshi Iio, Tohsaku Takamura | 1996-04-30 |
| 5400854 | Heat exchanger | Masatoshi Iio | 1995-03-28 |
| 4910041 | Film formation process | Kenji Yanagihara, Hitoshi Chawanya, Koshi Numata | 1990-03-20 |
| 4713287 | Magnetic recording medium | Yasuo Nishikawa, Tsutomu Okita, Yoshito Mukaida, Masahiro Niinomi, Kenji Yanagihara | 1987-12-15 |
| 4711809 | Magnetic recording medium | Yasuo Nishikawa, Tsutomu Okita, Yoshito Mukaida, Masahiro Niinomi, Kenji Yanagihara | 1987-12-08 |
| 4701301 | Process for producing an internal-oxidized alloy or a shaped article thereof | Hideyuki Kuwahara, Bunji Kondo, Jun Takada, Kenji Yanagihara, Masahiro Niinomi | 1987-10-20 |
| 4693927 | Magnetic recording medium and process for producing the same | Yasuo Nishikawa, Tsutomu Okita, Yoshito Mukaida, Kenji Yanagihara, Masahiro Niinomi | 1987-09-15 |
| 4693799 | Process for producing plasma polymerized film | Kenji Yanagihara, Masahiro Niinomi, Yasuo Nishikawa, Yoshito Mukaida | 1987-09-15 |
| 4636435 | Polymeric thin film, process for producing the same and products containing said thin film | Kenji Yanagihara, Masahiro Niinomi | 1987-01-13 |
| 4632844 | Optical product having a thin film on the surface | Kenji Yanagihara, Tetsuo Itoh, Masahiro Niinomi | 1986-12-30 |