Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9579813 | Cutting apparatus | Hidenobu Yamagishi, Takahiro Niwa | 2017-02-28 |
| 9093060 | Sound-proof material and process for production thereof, sound-proof molding, and sound insulation method | Tadashi Mori, Takahiro Niwa, Motonori Kondoh, Kaname Arimizu | 2015-07-28 |
| 8061475 | Soundproof cover and method for producing the same | Tadashi Mori, Motonori Kondoh, Kaname Arimizu, Takahiro Niwa | 2011-11-22 |
| 6481545 | Vibration damping shim structure | Kunihiko Yano, Takahiro Niwa, Tadashi Arai | 2002-11-19 |
| 6213257 | Squeak preventing shim | Kunihiko Yano, Takahiro Niwa | 2001-04-10 |
| 5762166 | Shim for preventing brake squeal in a disk brake | Kunihiko Yano, Takahiro Niwa, Seiji Sakurada | 1998-06-09 |