Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12264291 | Lubricant composition | Akihiko Shimura, Keita Nakashi | 2025-04-01 |
| 10633612 | Lubricant composition | Akihiko Shimura, Yoshihito Tani | 2020-04-28 |
| 9238784 | Grease for electrical contact and slide electricity structure, power switch, vacuum circuit breaker, vacuum insulated switchgear, and vacuum-insulated switchgear assembling method | Takashi Sato, Kazuhiro Sato, Ayumu Morita, Kenji Tsuchiya, Takao Kanno | 2016-01-19 |
| 8501671 | Grease composition and process for producing the same | Takeshi Hishinuma, Motoyuki Inai | 2013-08-06 |
| 8492320 | Lubricant composition | Tetsuhiro Miyamoto, Akihiko Shimura, Jiro Yurimoto | 2013-07-23 |
| 8470748 | Electroconductive grease | Akihiko Shimura, Yoshihito Tani | 2013-06-25 |
| 8394748 | Grease composition and process for producing the same | Takeshi Hishinuma, Tatsuya Hashimoto, Takao Kanno | 2013-03-12 |
| 8247361 | Fluorine-based lubricant composition | Akihiko Shimura, Ayumi Yamazaki, Wataru Sawaguchi, Masaki Tahara, Yoshihito Tani | 2012-08-21 |
| 8242065 | Grease composition | Wataru Sawaguchi | 2012-08-14 |
| 8188018 | Lubricating oil composition | Miyuki Hashida, Wataru Sawaguchi | 2012-05-29 |
| 7939477 | Lubricant composition for oil-impregnated sintered bearings | Miyuki Hashida | 2011-05-10 |
| 7058025 | Apparatus for provider connection and mobile communication system | — | 2006-06-06 |
| 7054295 | Method of transmission from TCP/IP communication network to mobile communication network and transmission and reception system therefor | — | 2006-05-30 |
| 6320862 | Mobile communication system for communicating with an integrated services digital network | — | 2001-11-20 |
| 5682417 | Power saving mobile data communication system using adaptors | — | 1997-10-28 |
| 5640391 | Relocation control of substrate channels | Masahiko Yahagi | 1997-06-17 |
| 5416832 | Call detection control apparatus | Toshikatsu Kobayashi, Takeshi Sasaki, Tooru Ikeda | 1995-05-16 |