Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11953045 | Screw thread | Mayumi Matsuno, Naoki Horiuchi | 2024-04-09 |
| 11795986 | External screw member | Minoru Sugiyama, Mayumi Matsuno, Naoki Horiuchi | 2023-10-24 |
| 10954985 | External screw member | Takehiro Okuwaki, Takeki Sawanishi, Mayumi Matsuno, Yoshie Sato | 2021-03-23 |
| 10294977 | Fastening member and rod-like member for fastening member | Toshio Kazama, Takeshi Suzuki | 2019-05-21 |
| 9752609 | Threaded fastener | Hiroshi Nakano, Yosuke Okamura, Seiya Hoshino | 2017-09-05 |
| 9181972 | Loosening prevention threaded fastener | Yousuke Okamura, Shunji Tozawa | 2015-11-10 |
| 8927064 | Coating agent for tapping screw, method for preparing the coating agent, method for forming coating layer on the periphery of tapping screw using the coating agent, and tapping screw having coating layer formed from the coating agent | Yousuke Okamura, Mayumi Matsuno | 2015-01-06 |
| 7938609 | Tightening structure using high-strength self-forming screws | Akihide Umada, Mayumi Matsuno | 2011-05-10 |
| 6183809 | Surface-treating method of screw parts | Hideyori Sakuragi, Kenshichiro Shima, Hajime Minagawa, Hikaru Furuta, Shinji Nakano +1 more | 2001-02-06 |
| 5265118 | Silicon carbide whisker production apparatus | Takashi Takenaka, Osamu Machida | 1993-11-23 |
| 4972184 | Polling system for use in an audio system | Yasunao Go, Chiaki Hirano, Masanori Kurosaki, Akira Hayama, Youichi Yamazaki +2 more | 1990-11-20 |
| 4899138 | Touch panel control device with touch time and finger direction discrimination | Morio Araki, Michihiro Kaneko, Yasunao Go | 1990-02-06 |
| 4632794 | Process for manufacturing whisker preform for composite material | Minoru Fukazawa | 1986-12-30 |