Kabushiki Kaisha Riken
USPTO Trademark & Patent Filings
Trademark applications and grants for Kabushiki Kaisha Riken. Kabushiki Kaisha Riken has 21 trademark applications. The latest application filed is for "a symbol or image mark"
- Company Aliases
- Kabushiki Kaisha Riken
- riken kaisha kabushiki
- KABUSHIKI KAISHA RIKEN - Chiyoda-ku, Tokyo JP
- KABUSHIKI KAISHA RIKEN - Tokyo JP
Trademarks Patents
| Patent Application | Date |
|---|---|
| SPHEROIDAL GRAPHITE CAST IRON AND METHOD OF PRODUCING SPHEROIDAL GRAPHITE CAST IRON, AND VEHICLE UNDERCARRIAGE PARTS 20220213568 - 17/595000 TOBITA; Tomoyuki | 2022-07-07 |
| VEHICLE KNUCKLE 20220161847 - 17/594261 ANANG; Cakrawala ; et al. | 2022-05-26 |
| SLIDING MEMBER 20220042425 - 17/437089 TAKAHASHI; Ikurou | 2022-02-10 |
| SPACER EXPANDER AND OIL CONTROL RING INCLUDING SAME 20210164566 - 17/045181 SHIMIZU; Hiroshi ; et al. | 2021-06-03 |
| PISTON RING 20210071761 - 17/050206 KIMURA; Takashi ; et al. | 2021-03-11 |
| Side rail 11,448,317 - 16/652,071 Iwata , et al. September 20, 2 | 2022-09-20 |
| Side rail 11,448,317 - 16/652,071 Iwata , et al. September 20, 2 | 2022-09-20 |
| Oil control ring and spacer expander 11,333,245 - 17/045,181 Shimizu , et al. May 17, 2 | 2022-05-17 |
| Sliding member 11,300,013 - 17/437,089 Takahashi April 12, 2 | 2022-04-12 |
| Sliding member and piston ring 11,168,790 - 16/499,927 Kameda , et al. November 9, 2 | 2021-11-09 |
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