Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12194114 | Dental glass ionomer cement composition suitable for mechanical mixing | Masahiro Tsukamoto, Katsuya Kimoto | 2025-01-14 |
| 11648184 | Dental composition containing ion sustained-release glass | Daisuke Hara, Yuji Sadakane, Katsura Ishikawa, Hidefumi FUJIMURA, Akihiro Nagafuji +1 more | 2023-05-16 |
| 11559471 | Dental composition containing ion sustained-release glass | Daisuke Hara, Yuji Sadakane, Katsura Ishikawa, Hidefumi FUJIMURA, Akihiro Nagafuji +1 more | 2023-01-24 |
| 11504306 | Dental glass ionomer cement composition | Shun Shimosoyama, Katsuya Kimoto | 2022-11-22 |
| 10463581 | Sealer composition for root canal filling | Katsuya Kimoto, Toshiyuki Nakatsuka | 2019-11-05 |
| 10307344 | Two-paste type sealer composition for root canal filling | Katsuya Kimoto, Toshiyuki Nakatsuka | 2019-06-04 |
| 10010382 | Piston easily mountable to cartridge and method of inserting the piston | Ryouji Takei, Akira Yoneda, Yusei Kadobayashi | 2018-07-03 |
| 9975140 | Applicator that allows easy mounting and removal of cartridge | Ryouji Takei, Akira Yoneda, Yusei Kadobayashi | 2018-05-22 |
| 9271807 | Nozzle mounting structure of component container | Tsukasa Sasaki, Ryouji Takei, Toshiyuki Nakatsuka, Satoshi Takano, Satoshi Kawahara | 2016-03-01 |
| 9162199 | Two-component mixing container including piston using spring engagement | Tsukasa Sasaki, Ryouji Takei, Toshiyuki Nakatsuka, Satoshi Takano, Satoshi Kawahara | 2015-10-20 |
| 9156014 | Two-component mixing container with communication passage of liquid-tight structure | Tsukasa Sasaki, Ryouji Takei, Toshiyuki Nakatsuka, Satoshi Takano, Satoshi Kawahara | 2015-10-13 |
| 6136521 | Polycarbonate, and molding and electrophotographic photoreceptor prepared therefrom | Takaaki Hikosaka, Yasuaki Horikawa, Haruhiko Furukawa, Tadashi Okawa, Hiroshi Ueki +2 more | 2000-10-24 |
| 6043334 | Polycarbonate resin, crosslinked polycarbonate resin and electrophotographic photoreceptor | Masami Kanamaru, Takaaki Hikosaka | 2000-03-28 |
| 5561017 | Polyester polymer, production thereof and electrophotographic photoreceptor using the same | Tomohiro Nagao, Hironobu Morishita, Hideyuki Miyamoto | 1996-10-01 |
| 5521041 | Polycarbonate, method of preparing the same and electrophotographic photoreceptor produced by using the same | Hideyuki Miyamoto, Hironobu Morishita, Tomohiro Nagao | 1996-05-28 |
| 5506331 | Polyester polymer, production thereof and electrophotographic photoreceptor using the same | Tomohiro Nagao, Hironobu Morishita, Hideyuki Miyamoto | 1996-04-09 |
| 5389444 | Organic electroluminescence device | Chishio Hosokawa, Tadashi Kusumoto | 1995-02-14 |
| 5213924 | Electrophotographic photoreceptor containing polycarbonate resin as binder resin | — | 1993-05-25 |
| 5197057 | Disc changer with dust cover | Yasukata Iyama, Masahiko Kajitani, Soichi Kimura, Tadashi Yoshikawa | 1993-03-23 |
| 5151531 | Dihydric phenols | Kazuyoshi Shigematsu, Takashi Nakagawa | 1992-09-29 |
| 4985326 | Electrophotographic photoreceptor | — | 1991-01-15 |
| 4923962 | Optical disk substrate comprising aromatic polycarbonate | Kazuyoshi Shigematsu, Shigenori Shirouzu, Toshiyasu Suzuki | 1990-05-08 |
| 4892924 | Polycarbonate containing compound from bis(3-phenyl-4-hydroxyphenyl) | Kazuyoshi Shigematsu, Takashi Nakagawa | 1990-01-09 |
| 4189678 | Combination VHF-UHF tuner for use in a television receiver | Shuichi Wada | 1980-02-19 |