Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11710610 | Input apparatus | Takao Igarashi, Hajime Suzuki | 2023-07-25 |
| 9147962 | Connector | Haruki Yoshida, Osamu Shinmura, Jun Asada, Tsuyoshi Mizushima | 2015-09-29 |
| 7793704 | Method of installing sand core for casting in mold and sand core for casting | Kenichi Maeyama, Masuyuki Ikeguchi, Kazuki Miyazaki | 2010-09-14 |
| 7094984 | Key switch and keyboard input device using the same | — | 2006-08-22 |
| 6956951 | Extended key preparing apparatus, extended key preparing method, recording medium and computer program | Takeshi Shimoyama, Koichi Ito, Masahiko Takenaka, Naoya Torii, Jun Yajima +1 more | 2005-10-18 |
| 6901859 | Washing device and its method for impression cylinder jacket in sheet-fed offset two-sided printing press | — | 2005-06-07 |
| 6330332 | Prime number generation apparatus B-smoothness judgement apparatus and computer memory product | Koichi Itoh, Naoya Torii, Masahiko Takenaka | 2001-12-11 |
| 6284988 | Keyboard apparatus the operation side of which can be illuminated | Kazutoshi Watanabe, Katsuyuki Suzuki, Satoru Takemori | 2001-09-04 |
| 6225586 | Thin keyboard apparatus | Kazutoshi Watanabe, Tsuyoshi Narusawa | 2001-05-01 |
| 6087604 | Thin keyboard | Seiichi Suga, Kazutoshi Watanabe, Tsuyoshi Narusawa, Shinji Hirano, Katsuyuki Katayama | 2000-07-11 |
| 6077207 | Printing web transporting roller | Kunihiro Umezu, Noriyuki Shiba | 2000-06-20 |
| 5453755 | Circularly-polarized-wave flat antenna | Hisamatsu Nakano, Motoshige Sekine, Yukio Nakagawa, Eiichi Tanaka, Shigeru Yoshida +3 more | 1995-09-26 |
| 4991501 | Dampening water feed roller for planographic printing press | Masami Akiyama, Teiichi Ando, Yasutaka Kojima | 1991-02-12 |
| 4771146 | Keyboard key top mounting structure | Hideki Suzuki | 1988-09-13 |
| 4391702 | Method for classification of coals for coke production | Shozo Murakami, Hiroaki Yamanaka, Yasuhiro Yone, Tokuji Yamaguchi | 1983-07-05 |
| 4310412 | Method for classification of coals for coke production | Syozo Murakami, Hiroaki Yamanaka, Yasuhiro Yone, Tokuzi Yamaguchi | 1982-01-12 |