Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6114923 | Switching circuit and semiconductor device | — | 2000-09-05 |
| 5973377 | Semiconductor device having FETs with shared source and drain regions | — | 1999-10-26 |
| 5945700 | Semiconductor device having a semiconductor switch structure | — | 1999-08-31 |
| 5664618 | Injection molding apparatus | Masayoshi Kai, Kazuya Sakamoto, Atsushi Suzuki, Nobumasa Hamazoe, Hiromitsu Suganuma | 1997-09-09 |
| 5649586 | Injection molding apparatus | Shinji Kazama, Atsushi Suzuki, Nobumasa Hamazoe, Kazuya Sakamoto, Masayoshi Kai +1 more | 1997-07-22 |
| 5583353 | Heterojunction field effect transistor | — | 1996-12-10 |
| 5337033 | Permanent magnet assembly for stably fixing denture | Yohsuke Kinouchi, Minoru Ai, Osamu Okuno, Kiyotaka Yamauchi, Akira Yamataka +1 more | 1994-08-09 |
| 5069676 | Sanitary article | Osamu Ito | 1991-12-03 |
| 4822350 | Absorbent article | Osamu Ito | 1989-04-18 |
| 4626252 | Disposable diaper | Kazunori Nishizawa | 1986-12-02 |
| 4623342 | Disposable diaper | Osamu Ito, Kazunori Nishizawa | 1986-11-18 |
| 4519799 | Sanitary napkin | Akira Sakurai | 1985-05-28 |
| 4417893 | Sanitary napkin | Yoshimi Tsuchiya | 1983-11-29 |
| 4409461 | Electrical resistance welder for nails used in an automatic nailing machine | — | 1983-10-11 |
| 4362159 | Tampon | Akira Sakurai | 1982-12-07 |
| 4334333 | Method of dyeing treatment for a fabric and apparatus therefor | Kazuo Yamada, Hiroshi Yamashita, Mitsuru Sugimura | 1982-06-15 |
| 4307721 | Non-woven fabric for sanitary napkin | Yoshimi Tsuchiya | 1981-12-29 |
| 4306559 | Moisture-permeable disposable diapers | Kazunori Nishizawa, Toshihiro Shirase | 1981-12-22 |
| 4297410 | Absorbent material | Yoshimi Tsuchiya, Masayuki Sagae | 1981-10-27 |
| 4269187 | Tampon | Akira Sakurai, Yoshimi Tsuchiya | 1981-05-26 |
| 4216772 | Absorbent article | Yoshimi Tsuchiya | 1980-08-12 |