Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11340196 | Online crack detection device for rolling roll, rolling roll, and online crack detection method for rolling roll | Masahiko Ohshima, Toshiyuki Hattori, Tomohisa Hemmi, Masaaki Tsuji | 2022-05-24 |
| 10604477 | Urea manufacturing method and urea manufacturing apparatus | Kenji Yoshimoto, Haruyuki Morikawa | 2020-03-31 |
| 10403416 | Conductive polypropylene-based foamed resin particles, method for production thereof, and polypropylene-based foamed molding article | — | 2019-09-03 |
| 10173972 | Method for producing high-purity aqueous urea solution in urea production process | Haruyuki Morikawa, Shuhei Nakamura | 2019-01-08 |
| 9611369 | In-mold foam molded body comprising polypropylene resin foam particles and method for producing same | Toru Yoshida | 2017-04-04 |
| 6235133 | Conveyor belt and method of making the same | — | 2001-05-22 |
| 4900765 | Deodorant and mildewproof resin sheet | Katsuyoshi Murabayashi, Motoharu Kotani | 1990-02-13 |
| 4808466 | Deodorant sheet | Motoharu Kotani, Shinzo Ishikawa | 1989-02-28 |
| 4674622 | Conveyor belt | Tadashi Utsunomiya, Yasuhiko Matsumuro, Yoshihide Fukahori, Masao Ogawa | 1987-06-23 |
| 4540951 | Amplifier circuit | Akio Ozawa, Susumu Sueyoshi, Kikuo Ishikawa, Kiyomi Yatsuhashi, Satoshi Ishii +1 more | 1985-09-10 |
| 4539255 | Moisture-permeable waterproof fabric | Takeshi Nishida, Toji Kamiya, Yutaka Tanaka | 1985-09-03 |
| 4433305 | Amplifier circuit | Akio Ozawa, Susumu Sueyoshi, Kikuo Ishikawa, Kiyomi Yatsuhashi, Satoshi Ishii +1 more | 1984-02-21 |